Designations: Their Codes and Definitions

More Information

# Designations: Their Codes and Definitions

### Sorted by Designation Code

### INDEX

[ A ] [ B ] [ C ] [ D ] [ E ] [ F ] [ G ] [ H ] [ I ] [ J ] [ K ] [ L ] [ M ] [ N ] [ O ] [ P ] [ Q ] [ R ] [ S ] [ T ] [ U ] [ V ] [ W ] [ X ] [ Y ] [ Z ]

Designation Code | Designation | Designation Definition

### - A -

[ Top of Page ]

ADM1 | first-order administrative division | a primary administrative division of a country, such as a state in the United States
ADM2 | second-order administrative division | a subdivision of a first-order administrative division
ADM3 | third-order administrative division | a subdivision of a second-order administrative division
ADM4 | fourth-order administrative division | a subdivision of a third-order administrative division
ADMD | administrative division | an administrative division of a country, undifferentiated as to administrative level
ADMF | administrative facility | a government building
AGRC | agricultural colony | a tract of land set aside for agricultural settlement
AGRF | agricultural facility | a building and/or tract of land used for improving agriculture
AIRB | airbase | an area used to store supplies, provide barracks for air force personnel, hangers and runways for aircraft, and from which operations are initiated
AIRF | airfield | a place on land where aircraft land and take off; no facilities provided for the commercial handling of passengers and cargo
AIRH | heliport | a place where helicopters land and take off
AIRP | airport | a place where aircraft regularly land and take off, with runways, navigational aids, and major facilities for the commercial handling of passengers and cargo
AIRQ | abandoned airfield |
AIRS | seaplane landing area | a place on a waterbody where floatplanes land and take off
AMTH | amphitheater | an oval or circular structure with rising tiers of seats about a stage or open space
ANCH | anchorage | an area where vessels may anchor
ANS | ancient site | a place where archeological remains, old structures, or cultural artifacts are located
APNU | apron | a gentle slope, with a generally smooth surface, particularly found around groups of islands and seamounts [Undersea Feature]
ARCH | arch | a natural or man-made structure in the form of an arch
AREA | area | a tract of land without homogeneous character or boundaries
ARRU | arrugado | an area of subdued corrugations off Baja California [Undersea Feature, refers to the Guadalupe Arrugado; not to be applied to new features]
ASPH | asphalt lake | a small basin containing naturally occurring asphalt
ASTR | astronomical station | a point on the earth whose position has been determined by observations of celestial bodies
ASYL | asylum | a facility where the insane are cared for and protected
ATHF | athletic field | a tract of land used for playing team sports, and athletic track and field events
ATOL | atoll(s) | a ring-shaped coral reef which has closely spaced islands on it encircling a lagoon

### - B -

[ Top of Page ]

BAR | bar | a shallow ridge or mound of coarse unconsolidated material in a stream channel, at the mouth of a stream, estuary, or lagoon and in the wave-break zone along coasts
BAY | bay | a coastal indentation between two capes or headlands, larger than a cove but smaller than a gulf
BAYS | bays | coastal indentations between two capes or headlands, larger than a cove but smaller than a gulf
BCH | beach | a shore zone of coarse unconsolidated sediment that extends from the low-water line to the highest reach of storm waves
BCHS | beaches | a shore zone of coarse unconsolidated sediment that extends from the low-water line to the highest reach of storm waves
BCN | beacon | a fixed artificial navigation mark
BDG | bridge | a structure erected across an obstacle such as a stream, road, etc., in order to carry roads, railroads, and pedestrians across
BDGQ | ruined bridge | a destroyed or decayed bridge which is no longer functional
BDLD | badlands | an area characterized by a maze of very closely spaced, deep, narrow, steep-sided ravines, and sharp crests and pinnacles
BDLU | borderland | a region adjacent to a continent, normally occupied by or bordering a shelf, that is highly irregular with depths well in excess of those typical of a shelf [Undersea Feature]
BGHT | bight(s) | an open body of water forming a slight recession in a coastline
BKSU | banks | elevations, typically located on a shelf, over which the depth of water is relatively shallow but sufficient for safe surface navigation [Undersea Feature, 20m or more deep]
BLDG | building(s) | a structure built for permanent use, as a house, factory, etc.
BLDR | boulder field | a high altitude or high latitude bare, flat area covered with large angular rocks
BLHL | blowhole(s) | a hole in coastal rock through which sea water is forced by a rising tide or waves and spurted through an outlet into the air
BLOW | blowout(s) | a small depression in sandy terrain, caused by wind erosion
BNCH | bench | a long, narrow bedrock platform bounded by steeper slopes above and below, usually overlooking a waterbody
BNCU | bench | a small terrace [Undersea Feature]
BNK | bank(s) | an elevation, typically located on a shelf, over which the depth of water is relatively shallow but sufficient for most surface navigation
BNKR | stream bank | a sloping margin of a stream channel which normally confines the stream to its channel on land
BNKU | bank | an elevation, typically located on a shelf, over which the depth of water is relatively shallow but sufficient for safe surface navigation [Undersea Feature, 20m or more deep]
BNKX | section of bank |
BOG | bog(s) | a wetland characterized by peat forming sphagnum moss, sedge, and other acid-water plants
BP | boundary marker | a fixture marking a point along a boundary
BRKS | barracks | a building for lodging military personnel
BRKW | breakwater | a structure erected to break the force of waves at the enterance to a harbor or port
BSND | drainage basin | the area drained by a stream
BSNP | petroleum basin | an area underlain by an oil-rich structural basin
BSNU | basin | a depression more or less equidimensional in plan and of variable extent [Undersea Feature]
BSTN | baling station | a facility for baling agricultural products
BTL | battlefield | the site of a land battle of historical importance
BTYD | boatyard | a waterside facility for servicing, repairing, and building small vessels
BUR | burial cave(s) | a cave used for human burials
BUSH | bush(es) | a small clump of conspicuous bushes in an otherwise bare area
BUTE | butte(s) | a small, isolated, usually flat-topped hill with steep sides

### - C -

[ Top of Page ]

CAPE | cape | a land area more prominent than a point, projecting into the sea and marking a notable change in coastal direction
CAPG | icecap | a dome-shaped mass of glacial ice covering an area of mountain summits or other high lands; smaller than an ice sheet
CARN | cairn | a heap of stones erected as a landmark or for other purposes
CAVE | cave(s) | an underground passageway or chamber, or cavity on the side of a cliff
CDAU | cordillera | an entire mountain system including the subordinate ranges, interior plateaus, and basins [Undersea Feature]
CFT | cleft(s) | a deep narrow slot, notch, or groove in a coastal cliff
CH | church | a building for public Christian worship
CHN | channel | the deepest part of a stream, bay, lagoon, or strait, through which the main current flows
CHNL | lake channel(s) | that part of a lake having water deep enough for navigation between islands, shoals, etc.
CHNM | marine channel | that part of a body of water deep enough for navigation through an area otherwise not suitable
CHNN | navigation channel | a buoyed channel of sufficient depth for the safe navigation of vessels
CLDA | caldera | a depression measuring kilometers across formed by the collapse of a volcanic mountain
CLF | cliff(s) | a high, steep to perpendicular slope overlooking a waterbody or lower area
CLG | clearing | an area in a forest with trees removed
CMN | common | a park or pasture for community use
CMP | camp(s) | a site occupied by tents, huts, or other shelters for temporary use
CMPL | logging camp | a camp used by loggers
CMPLA | labor camp | a camp used by migrant or temporary laborers
CMPMN | mining camp | a camp used by miners
CMPO | oil camp | a camp used by oilfield workers
CMPQ | abandoned camp |
CMPRF | refugee camp | a camp used by refugees
CMTY | cemetery | a burial place or ground
CNFL | confluence | a place where two or more streams or intermittent streams flow together
CNL | canal | an artificial watercourse
CNLA | aqueduct | a conduit used to carry water
CNLB | canal bend | a conspicuously curved or bent section of a canal
CNLD | drainage canal | an artificial waterway carrying water away from a wetland or from drainage ditches
CNLI | irrigation canal | a canal which serves as a main conduit for irrigation water
CNLN | navigation canal(s) | a watercourse constructed for navigation of vessels
CNLQ | abandoned canal |
CNLSB | underground irrigation canal(s) | a gently inclined underground tunnel bringing water for irrigation from aquifers
CNLX | section of canal |
CNS | concession area | a lease of land by a government for economic development, e.g., mining, forestry
CNSU | canyons | relatively narrow, deep depressions with steep sides, the bottom of which generally has a continuous slope [Undersea Feature]
CNYN | canyon | a deep, narrow valley with steep sides cutting into a plateau or mountainous area
CNYU | canyon | a relatively narrow, deep depression with steep sides, the bottom of which generally has a continuous slope [Undersea Feature]
COLF | coalfield | a region in which coal deposits of possible economic value occur
COMC | communication center | a facility, including buildings, antennae, towers and electronic equipment for receiving and transmitting information
CONE | cone(s) | a conical landform composed of mud or volcanic material
COVE | cove(s) | a small coastal indentation, smaller than a bay
CRDR | corridor | a strip or area of land having significance as an access way
CRKT | tidal creek(s) | a meandering channel in a coastal wetland subject to bi-directional tidal currents
CRNT | current | a horizontal flow of water in a given direction with uniform velocity
CRQ | cirque | a bowl-like hollow partially surrounded by cliffs or steep slopes at the head of a glaciated valley
CRQS | cirques | bowl-like hollows partially surrounded by cliffs or steep slopes at the head of a glaciated valley
CRRL | corral(s) | a pen or enclosure for confining or capturing animals
CRSU | continental rise | a gentle slope rising from oceanic depths towards the foot of a continental slope [Undersea Feature]
CRTR | crater(s) | a generally circular saucer or bowl-shaped depression caused by volcanic or meteorite explosive action
CSNO | casino | a building used for entertainment, especially gambling
CST | coast | a zone of variable width straddling the shoreline
CSTL | castle | a large fortified building or set of buildings
CSTM | customs house | a building in a port where customs and duties are paid, and where vessels are entered and cleared
CSWY | causeway | a raised roadway across wet ground or shallow water
CSWYQ | former causeway | a causeway no longer used for transportation
CTHSE | courthouse | a building in which courts of law are held
CTRA | atomic center | a facility where atomic research is carried out
CTRB | business center | a place where a number of businesses are located
CTRCM | community center | a facility for community recreation and other activities
CTRF | facility center | a place where more than one facility is situated
CTRM | medical center | a complex of health care buildings including two or more of the following: hospital, medical school, clinic, pharmacy, doctor's offices, etc.
CTRR | religious center | a facility where more than one religious activity is carried out, e.g., retreat, school, monastery, worship
CTRS | space center | a facility for launching, tracking, or controlling satellites and space vehicles
CUET | cuesta(s) | an asymmetric ridge formed on tilted strata
CULT | cultivated area | an area under cultivation
CUTF | cutoff | a channel formed as a result of a stream cutting through a meander neck
CVNT | convent | a building where a community of nuns lives in seclusion

### - D -

[ Top of Page ]

DAM | dam | a barrier constructed across a stream to impound water
DAMQ | ruined dam | a destroyed or decayed dam which is no longer functional
DAMSB | sub-surface dam | a dam put down to bedrock in a sand river
DARY | dairy | a facility for the processing, sale and distribution of milk or milk products
DCK | dock(s) | a waterway between two piers, or cut into the land for the berthing of ships
DCKB | docking basin | a part of a harbor where ships dock
DCKD | dry dock | a dock providing support for a vessel, and means for removing the water so that the bottom of the vessel can be exposed
DCKY | dockyard | a facility for servicing, building, or repairing ships
DEPU | deep | a deep hole in a trench [Undersea Feature, refers to Challenger Deep, Emden Deep, and Horizon Deep; not to be applied to new features]
DEVH | housing development | a tract of land on which many houses of similar design are built according to a development plan
DIKE | dike | an earth or stone embankment usually constructed for flood or stream control
DLTA | delta | a flat plain formed by alluvial deposits at the mouth of a stream
DOMG | icecap dome | a comparatively elevated area on an icecap
DPOF | fuel depot | an area where fuel is stored
DPR | depression(s) | a low area surrounded by higher land and usually characterized by interior drainage
DPRG | icecap depression | a comparatively depressed area on an icecap
DSRT | desert | a large area with little or no vegetation due to extreme environmental conditions
DTCH | ditch | a small artificial watercourse dug for draining or irrigating the land
DTCHD | drainage ditch | a ditch which serves to drain the land
DTCHI | irrigation ditch | a ditch which serves to distribute irrigation water
DTCHM | ditch mouth(s) | an area where a drainage ditch enters a lagoon, lake or bay
DUNE | dune(s) | a wave form, ridge or star shape feature composed of sand
DVD | divide | a line separating adjacent drainage basins

### - E -

[ Top of Page ]

EDGU | shelf edge | a line along which there is a marked increase of slope at the outer margin of a continental shelf or island shelf
ERG | sandy desert | an extensive tract of shifting sand and sand dunes
ESCU | escarpment (or scarp) | an elongated and comparatively steep slope separating flat or gently sloping areas [Undersea Feature]
EST | estate(s) | a large commercialized agricultural landholding with associated buildings and other facilities
ESTB | banana plantation | an estate that specializes in the growing of bananas
ESTC | cotton plantation | an estate specializing in the cultivation of cotton
ESTO | oil palm plantation | an estate specializing in the cultivation of oil palm trees
ESTR | rubber plantation | an estate which specializes in growing and tapping rubber trees
ESTSG | sugar plantation | an estate that specializes in growing sugar cane
ESTSL | sisal plantation | an estate that specializes in growing sisal
ESTT | tea plantation | an estate which specializes in growing tea bushes
ESTX | section of estate |
ESTY | estuary | a funnel-shaped stream mouth or embayment where fresh water mixes with sea water under tidal influences

### - F -

[ Top of Page ]

FAN | fan(s) | a fan-shaped wedge of coarse alluvium with apex merging with a mountain stream bed and the fan spreading out at a low angle slope onto an adjacent plain
FANU | fan | a relatively smooth feature normally sloping away from the lower termination of a canyon or canyon system [Undersea Feature]
FCL | facility | a building or buildings housing a center, institute, foundation, hospital, prison, mission, courthouse, etc.
FISH | fishing area | a fishing ground, bank or area where fishermen go to catch fish
FJD | fjord | a long, narrow, steep-walled, deep-water arm of the sea at high latitudes. Usually along mountainous coasts
FJDS | fjords | long, narrow, steep-walled, deep-water arms of the sea at high latitudes, usually along mountainous coasts
FLD | field(s) | an open as opposed to wooded area
FLDI | irrigated field(s) | a tract of level or terraced land which is irrigated
FLLS | waterfall(s) | a perpendicular or very steep descent of the water of a stream
FLLSX | section of waterfall(s) |
FLTM | mud flat(s) | a relatively level area of mud either between high and low tide lines, or subject to flooding
FLTT | tidal flat(s) | a large flat area of mud or sand attached to the shore and alternately covered and uncovered by the tide
FLTU | flat | a small level or nearly level area [Undersea Feature]
FNDY | foundry | a building or works where metal casting is carried out
FORD | ford | a shallow part of a stream which can be crossed on foot or by land vehicle
FRKU | fork | a branch of a canyon or valley [Undersea Feature]
FRM | farm | a tract of land with associated buildings devoted to agriculture
FRMQ | abandoned farm |
FRMS | farms | tracts of land with associated buildings devoted to agriculture
FRMT | farmstead | the buildings and adjacent service areas of a farm
FRST | forest(s) | an area dominated by tree vegetation
FRSTF | fossilized forest | a forest fossilized by geologic processes and now exposed at the earth's surface
FRSU | forks | a branch of a canyon or valley [Undersea Feature]
FRZU | fracture zone | an extensive linear zone of irregular topography of the sea floor, characterized by steep-sided or asymmetrical ridges, troughs, or escarpments [Undersea Feature]
FSR | fissure | a crack associated with volcanism
FT | fort | a defensive structure or earthworks
FURU | furrow | a closed, linear, narrow, shallow depression [Undersea Feature]
FY | ferry | a boat or other floating conveyance and terminal facilities regularly used to transport people and vehicles across a waterbody

### - G -

[ Top of Page ]

GAP | gap | a low place in a ridge, not used for transportation
GAPU | gap | a narrow break in a ridge or rise [Undersea Feature]
GASF | gasfield | an area containing a subterranean store of natural gas of economic value
GATE | gate | a controlled access entrance or exit
GDN | garden(s) | an enclosure for displaying selected plant or animal life
GHSE | guest house | a house used to provide lodging for paying guests
GLCR | glacier(s) | a mass of ice, usually at high latitudes or high elevations, with sufficient thickness to flow away from the source area in lobes, tongues, or masses
GLYU | gully | a small valley-like feature [Undersea Feature]
GOSP | gas-oil separator plant | a facility for separating gas from oil
GRAZ | grazing area | an area of grasses and shrubs used for grazing
GRGE | gorge(s) | a short, narrow, steep-sided section of a stream valley
GRSLD | grassland | an area dominated by grass vegetation
GRVC | coconut grove | a planting of coconut trees
GRVE | grave | a burial site
GRVO | olive grove | a planting of olive trees
GRVP | palm grove | a planting of palm trees
GRVPN | pine grove | a planting of pine trees
GULF | gulf | a large recess in the coastline, larger than a bay
GVL | gravel area | an area covered with gravel
GYSR | geyser | a type of hot spring with intermittent eruptions of jets of hot water and steam

### - H -

[ Top of Page ]

HBR | harbor(s) | a haven or space of deep water so sheltered by the adjacent land as to afford a safe anchorage for ships
HBRX | section of harbor |
HDLD | headland | a high projection of land extending into a large body of water beyond the line of the coast
HERM | hermitage | a secluded residence, usually for religious sects
HLL | hill | a rounded elevation of limited extent rising above the surrounding land with local relief of less than 300m
HLLS | hills | rounded elevations of limited extent rising above the surrounding land with local relief of less than 300m
HLLU | hill | an elevation rising generally less than 500 meters [Undersea Feature]
HLSU | hills | elevations rising generally less than 500 meters [Undersea Feature]
HLT | halting place | a place where caravans stop for rest
HMCK | hammock(s) | a patch of ground, distinct from and slightly above the surrounding plain or wetland. Often occurs in groups
HMDA | rock desert | a relatively sand-free high bedrock plateau in a hot desert, with or without a gravel veneer
HOLU | hole | a small depression of the sea floor [Undersea Feature]
HSE | house(s) | a building used as a human habitation
HSEC | country house | a large house, mansion, or chateau, on a large estate
HSP | hospital | a building in which sick or injured, especially those confined to bed, are medically treated
HSPC | clinic | a medical facility associated with a hospital for outpatients
HSPD | dispensary | a building where medical or dental aid is dispensed
HSPL | leprosarium | an asylum or hospital for lepers
HSTS | historical site | a place of historical importance
HTH | heath | an upland moor or sandy area dominated by low shrubby vegetation including heather
HTL | hotel | a building providing lodging and/or meals for the public
HUT | hut | a small primitive house
HUTS | huts | small primitive houses

### - I -

[ Top of Page ]

INDS | industrial area | an area characterized by industrial activity
INLT | inlet | a narrow waterway extending into the land, or connecting a bay or lagoon with a larger body of water
INLTQ | former inlet | an inlet which has been filled in, or blocked by deposits
INSM | military installation | a facility for use of and contol by armed forces
INTF | interfluve | a relatively undissected upland between adjacent stream valleys
ISL | island | a tract of land, smaller than a continent, surrounded by water at high water
ISLF | artificial island | an island created by landfill or diking and filling in a wetland, bay, or lagoon
ISLM | mangrove island | a mangrove swamp surrounded by a waterbody
ISLS | islands | tracts of land, smaller than a continent, surrounded by water at high water
ISLT | land-tied island | a coastal island connected to the mainland by barrier beaches, levees or dikes
ISLX | section of island |
ISTH | isthmus | a narrow strip of land connecting two larger land masses and bordered by water
ITTR | research institute | a facility where research is carried out

### - J -

[ Top of Page ]

JTY | jetty | a structure built out into the water at a river mouth or harbor entrance to regulate currents and silting

### - K -

[ Top of Page ]

KNLU | knoll | an elevation rising generally more than 500 meters and less than 1,000 meters and of limited extent across the summit [Undersea Feature]
KNSU | knolls | elevations rising generally more than 500 meters and less than 1,000 meters and of limited extent across the summits [Undersea Feature]
KRST | karst area | a distinctive landscape developed on soluble rock such as limestone characterized by sinkholes, caves, disappearing streams, and underground drainage

### - L -

[ Top of Page ]

LAND | Arctic land | a tract of land in the Arctic
LAVA | lava area | an area of solidified lava
LBED | lake bed(s) | a dried up or drained area of a former lake
LCTY | locality | a minor area or place of unspecified or mixed character and indefinite boundaries
LDGU | ledge | a rocky projection or outcrop, commonly linear and near shore [Undersea Feature]
LDNG | landing | a place where boats receive or discharge passengers and freight, but lacking most port facilities
LEPC | leper colony | a settled area inhabited by lepers in relative isolation
LEV | levee | a natural low embankment bordering a distributary or meandering stream; often built up artificially to control floods
LEVU | levee | an embankment bordering a canyon, valley, or seachannel [Undersea Feature]
LGN | lagoon | a shallow coastal waterbody, completely or partly separated from a larger body of water by a barrier island, coral reef or other depositional feature
LGNS | lagoons | shallow coastal waterbodies, completely or partly separated from a larger body of water by a barrier island, coral reef or other depositional feature
LGNX | section of lagoon |
LK | lake | a large inland body of standing water
LKC | crater lake | a lake in a crater or caldera
LKI | intermittent lake |
LKN | salt lake | an inland body of salt water with no outlet
LKNI | intermittent salt lake |
LKO | oxbow lake | a crescent-shaped lake commonly found adjacent to meandering streams
LKOI | intermittent oxbow lake |
LKS | lakes | large inland bodies of standing water
LKSB | underground lake | a standing body of water in a cave
LKSC | crater lakes | lakes in a crater or caldera
LKSI | intermittent lakes |
LKSN | salt lakes | inland bodies of salt water with no outlet
LKSNI | intermittent salt lakes |
LKX | section of lake |
LOCK | lock(s) | a basin in a waterway with gates at each end by means of which vessels are passed from one water level to another
LTER | leased area | a tract of land leased by the United Kingdom from the People's Republic of China to form part of Hong Kong
LTHSE | lighthouse | a distinctive structure exhibiting a major navigation light

### - M -

[ Top of Page ]

MAR | marina | a harbor facility for small boats, yachts, etc.
MDVU | median valley | the axial depression of the mid-oceanic ridge system [Undersea Feature]
MDW | meadow | a small, poorly drained area dominated by grassy vegetation
MESA | mesa(s) | a flat-topped, isolated elevation with steep slopes on all sides, less extensive that a plateau
MESU | mesa | an isolated, extensive, flat-topped elevation on the shelf, with relatively steep sides [Undersea Feature]
MFG | factory | one or more buildings where goods are manufactured, processed or fabricated
MFGB | brewery | one or more buildings where beer is brewed
MFGC | cannery | a building where food items are canned
MFGCU | copper works | a facility for processing copper ore
MFGLM | limekiln | a furnace in which limestone is reduced to lime
MFGM | munitions plant | a factory where ammunition is made
MFGN | salt evaporation ponds | diked salt ponds used in the production of solar evaporated salt
MFGPH | phosphate works | a facility for producing fertilizer
MFGQ | abandoned factory |
MFGSG | sugar refinery | a facility for converting raw sugar into refined sugar
MGV | mangrove swamp | a tropical tidal mud flat characterized by mangrove vegetation
MILB | military base | a place used by an army or other armed service for storing arms and supplies, and for accommodating and training troops, a base from which operations can be initiated
MKT | market | a place where goods are bought and sold at regular intervals
ML | mill(s) | a building housing machines for transforming, shaping, finishing, grinding, or extracting products
MLM | ore treatment plant | a facility for improving the metal content of ore by concentration
MLO | olive oil mill | a mill where oil is extracted from olives
MLSG | sugar mill | a facility where sugar cane is processed into raw sugar
MLSGQ | former sugar mill | a sugar mill no longer used as a sugar mill
MLSW | sawmill | a mill where logs or lumber are sawn to specified shapes and sizes
MLWND | windmill | a mill or water pump powered by wind
MLWTR | water mill | a mill powered by running water
MN | mine(s) | a site where mineral ores are extracted from the ground by excavating surface pits and subterranean passages
MNA | mining area | an area of mine sites where minerals and ores are extracted
MNAU | gold mine(s) | a mine where gold ore, or alluvial gold is extracted
MNC | coal mine(s) | a mine where coal is extracted
MNCR | chrome mine(s) | a mine where chrome ore is extracted
MNCU | copper mine(s) | a mine where copper ore is extracted
MND | mound(s) | a low, isolated, rounded hill
MNDT | diatomite mine(s) | a place where diatomaceous earth is extracted
MNDU | mound | a low, isolated, rounded hill [Undersea Feature]
MNFE | iron mine(s) | a mine where iron ore is extracted
MNMT | monument | a commemorative structure or statue
MNN | salt mine(s) | a mine from which salt is extracted
MNNI | nickel mine(s) | a mine where nickel ore is extracted
MNPB | lead mine(s) | a mine where lead ore is extracted
MNPL | placer mine(s) | a place where heavy metals are concentrated and running water is used to extract them from unconsolidated sediments
MNQ | abandoned mine |
MNQR | quarry(-ies) | a surface mine where building stone or gravel and sand, etc. are extracted
MNSN | tin mine(s) | a mine where tin ore is extracted
MOLE | mole | a massive structure of masonry or large stones serving as a pier or breakwater
MOOR | moor(s) | an area of open ground overlaid with wet peaty soils
MOTU | moat | an annular depression that may not be continuous, located at the base of many seamounts, islands, and other isolated elevations [Undersea Feature]
MRN | moraine | a mound, ridge, or other accumulation of glacial till
MRSH | marsh(es) | a wetland dominated by grass-like vegetation
MRSHN | salt marsh | a flat area, subject to periodic salt water inundation, dominated by grassy salt-tolerant plants
MSQE | mosque | a building for public Islamic worship
MSSN | mission | a place characterized by dwellings, school, church, hospital and other facilities operated by a religious group for the purpose of providing charitable services and to propagate religion
MSSNQ | abandoned mission |
MSTY | monastery | a building and grounds where a community of monks lives in seclusion
MT | mountain | an elevation standing high above the surrounding area with small summit area, steep slopes and local relief of 300m or more
MTS | mountains | a mountain range or a group of mountains or high ridges
MTSU | mountains | a well-delineated subdivision of a large and complex positive feature [Undersea Feature]
MTU | mountain | a well-delineated subdivision of a large and complex positive feature [Undersea Feature]
MUS | museum | a building where objects of permanent interest in one or more of the arts and sciences are preserved and exhibited
MVA | maneuver area | a tract of land where military field exercises are carried out

### - N -

[ Top of Page ]

NKM | meander neck | a narrow strip of land between the two limbs of a meander loop at its narrowest point
NOV | novitiate | a religious house or school where novices are trained
NRWS | narrows | a navigable narrow part of a bay, strait, river, etc.
NSY | nursery(-ies) | a place where plants are propagated for transplanting or grafting
NTK | nunatak | a rock or mountain peak protruding through glacial ice
NTKS | nunataks | rocks or mountain peaks protruding through glacial ice
NVB | naval base | an area used to store supplies, provide barracks for troops and naval personnel, a port for naval vessels, and from which operations are initiated

### - O -

[ Top of Page ]

OAS | oasis(-es) | an area in a desert made productive by the availability of water
OBPT | observation point | a wildlife or scenic observation point
OBS | observatory | a facility equipped for observation of atmospheric or space phenomena
OBSR | radio observatory | a facility equipped with an array of antennae for receiving radio waves from space
OCH | orchard(s) | a planting of fruit or nut trees
OCN | ocean | one of the major divisions of the vast expanse of salt water covering part of the earth
OILF | oilfield | an area containing a subterranean store of petroleum of economic value
OILJ | oil pipeline junction | a section of an oil pipeline where two or more pipes join together
OILP | oil pipeline | a pipeline used for transporting oil
OILQ | abandoned oil well |
OILR | oil refinery | a facility for converting crude oil into refined petroleum products
OILT | tank farm | a tract of land occupied by large, cylindrical, metal tanks in which oil or liquid petrochemicals are stored
OILW | oil well | a well from which oil may be pumped
OVF | overfalls | an area of breaking waves caused by the meeting of currents or by waves moving against the current

### - P -

[ Top of Page ]

PAL | palace | a large stately house, often a royal or presidential residence
PAN | pan | a near-level shallow, natural depression or basin, usually containing an intermittent lake, pond, or pool
PANS | pans | a near-level shallow, natural depression or basin, usually containing an intermittent lake, pond, or pool
PASS | pass | a break in a mountain range or other high obstruction, used for transportation from one side to the other
PCL | political entity |
PCLD | dependent political entity |
PCLF | freely associated state |
PCLI | independent political entity |
PCLIX | section of independent political entity |
PCLS | semi-independent political entity |
PEAT | peat cutting area | an area where peat is harvested
PEN | peninsula | an elongate area of land projecting into a body of water and nearly surrounded by water
PENX | section of peninsula |
PGDA | pagoda | a tower-like storied structure, usually a Buddhist shrine
PIER | pier | a structure built out into navigable water on piles providing berthing for ships and recreation
PK | peak | a pointed elevation atop a mountain, ridge, or other hypsographic feature
PKLT | parking lot | an area used for parking vehicles
PKS | peaks | pointed elevations atop a mountain, ridge, or other hypsographic features
PKSU | peaks | prominent elevations, part of a larger feature, either pointed or of very limited extent across the summit [Undersea Feature]
PKU | peak | a prominent elevation, part of a larger feature, either pointed or of very limited extent across the summit [Undersea Feature]
PLAT | plateau | an elevated plain with steep slopes on one or more sides, and often with incised streams
PLATX | section of plateau |
PLDR | polder | an area reclaimed from the sea by diking and draining
PLFU | platform | a flat or gently sloping underwater surface extending seaward from the shore [Undersea Feature]
PLN | plain(s) | an extensive area of comparatively level to gently undulating land, lacking surface irregularities, and usually adjacent to a higher area
PLNU | plain | a flat, gently sloping or nearly level region [Undersea Feature]
PLNX | section of plain |
PLTU | plateau | a comparatively flat-topped feature of considerable extent, dropping off abruptly on one or more sides [Undersea Feature]
PMPO | oil pumping station | a facility for pumping oil through a pipeline
PMPW | water pumping station | a facility for pumping water from a major well or through a pipeline
PND | pond | a small standing waterbody
PNDI | intermittent pond |
PNDN | salt pond | a small standing body of salt water often in a marsh or swamp, usually along a seacoast
PNDNI | intermittent salt pond(s) |
PNDS | ponds | small standing waterbodies
PNDSF | fishponds | the ponds or enclosures in which fish are kept or raised
PNDSI | intermittent ponds |
PNDSN | salt ponds | small standing bodies of salt water often in a marsh or swamp, usually along a seacoast
PNLU | pinnacle | a high tower or spire-shaped pillar of rock or coral, alone or cresting a summit [Undersea Feature]
PO | post office | a public building in which mail is received, sorted and distributed
POOL | pool(s) | a small and comparatively still, deep part of a larger body of water such as a stream or harbor; or a small body of standing water
POOLI | intermittent pool |
PP | police post | a building in which police are stationed
PPL | populated place | a city, town, village, or other agglomeration of buildings where people live and work
PPLA | seat of a first-order administrative division | seat of a first-order administrative division (PPLC takes precedence over PPLA)
PPLC | capital of a political entity |
PPLL | populated locality | an area similar to a locality but with a small group of dwellings or other buildings
PPLQ | abandoned populated place |
PPLR | religious populated place | a populated place whose population is largely engaged in religious occupations
PPLS | populated places | cities, towns, villages, or other agglomerations of buildings where people live and work
PPLW | destroyed populated place | a village, town or city destroyed by a natural disaster, or by war
PPLX | section of populated place |
PPQ | abandoned police post |
PRK | park | an area, often of forested land, maintained as a place of beauty, or for recreation
PRKGT | park gate | a controlled access to a park
PRKHQ | park headquarters | a park administrative facility
PRMN | promenade | a place for public walking, usually along a beach front
PRN | prison | a facility for confining prisoners
PRNJ | reformatory | a facility for confining, training, and reforming young law offenders
PRNQ | abandoned prison |
PROM | promontory(-ies) | a bluff or prominent hill overlooking or projecting into a lowland
PRSH | parish | an ecclesiastical district
PRT | port | a place provided with terminal and transfer facilities for loading and discharging waterborne cargo or passengers, usually located in a harbor
PRVU | province | a region identifiable by a group of similar physiographic features whose characteristics are markedly in contrast with surrounding areas [Undersea Feature]
PS | power station | a facility for generating electric power
PSH | hydroelectric power station | a building where electricity is generated from water power
PSTB | border post | a post or station at an international boundary for the regulation of movement of people and goods
PSTC | customs post | a building at an international boundary where customs and duties are paid on goods
PSTP | patrol post | a post from which patrols are sent out
PT | point | a tapering piece of land projecting into a body of water, less prominent than a cape
PTGE | portage | a place where boats, goods, etc., are carried overland between navigable waters
PTS | points | tapering pieces of land projecting into a body of water, less prominent than a cape
PYR | pyramid | an ancient massive structure of square ground plan with four triangular faces meeting at a point and used for enclosing tombs
PYRS | pyramids | ancient massive structures of square ground plan with four triangular faces meeting at a point and used for enclosing tombs

### - Q -

[ Top of Page ]

QCKS | quicksand | an area where loose sand with water moving through it may become unstable when heavy objects are placed at the surface, causing them to sink
QUAY | quay | a structure of solid construction along a shore or bank which provides berthing for ships and which generally provides cargo handling facilities

### - R -

[ Top of Page ]

RAVU | ravine | a small canyon [Undersea Feature]
RCH | reach | a straight section of a navigable stream or channel between two bends
RD | road | an open way with improved surface for transportation of animals, people and vehicles
RDA | ancient road | the remains of a road used by ancient cultures
RDB | road bend | a conspicuously curved or bent section of a road
RDCUT | road cut | an excavation cut through a hill or ridge for a road
RDGB | beach ridge | a ridge of sand just inland and parallel to the beach, usually in series
RDGE | ridge(s) | a long narrow elevation with steep sides, and a more or less continuous crest
RDGG | icecap ridge | a linear elevation on an icecap
RDGU | ridge | a long narrow elevation with steep sides [Undersea Feature]
RDJCT | road junction | a place where two or more roads join
RDST | roadstead | an open anchorage affording less protection than a harbor
RDSU | ridges | long narrow elevations with steep sides [Undersea Feature]
RECG | golf course | a recreation field where golf is played
RECR | racetrack | a track where races are held
REG | stony desert | a desert plain characterized by a surface veneer of gravel and stones
REP | republic |
RES | reserve | a tract of public land reserved for future use or restricted as to use
RESA | agricultural reserve | a tract of land reserved for agricultural reclamation and/or development
RESF | forest reserve | a forested area set aside for preservation or controlled use of species or products
RESH | hunting reserve | a tract of land used primarily for hunting
RESN | nature reserve | an area reserved for the maintenance of a natural habitat
RESP | palm tree reserve | an area of palm trees where use is controlled
RESV | reservation | a tract of land set aside for aboriginal, tribal, or native populations
RESW | wildlife reserve | a tract of public land reserved for the preservation of wildlife
RF | reef(s) | a surface-navigation hazard composed of consolidated material
RFC | coral reef(s) | a surface-navigation hazard composed of coral
RFSU | reefs | surface-navigation hazards composed of consolidated material [Undersea Feature, less than 20m deep]
RFU | reef | a surface-navigation hazard composed of consolidated material [Undersea Feature, less than 20m deep]
RFX | section of reef |
RGN | region | an area distinguished by one or more observable physical or cultural characteristics
RGNE | economic region | a region of a country established for economic development or for statistical purposes
RGNL | lake region | a tract of land distinguished by numerous lakes
RHSE | resthouse | a structure maintained for the rest and shelter of travelers
RISU | rise | a broad elevation that rises gently, and generally smoothly, from the sea floor [Undersea Feature]
RJCT | railroad junction | a place where two or more railroad tracks join
RK | rock | a conspicuous, isolated rocky mass
RKFL | rockfall | an irregular mass of fallen rock at the base of a cliff or steep slope
RKRY | rookery | the breeding place of a colony of birds or seals
RKS | rocks | conspicuous, isolated rocky masses
RLG | religious site | an ancient site of significant religious importance
RLGR | retreat | a place of temporary seclusion, especially for religious groups
RMPU | ramp | a gentle slope connecting areas of different elevations [Undersea Feature]
RNCH | ranch(es) | a large farm specializing in extensive grazing of livestock
RNGA | artillery range | a tract of land used for artillery firing practice
RNGU | range | a series of associated ridges or seamounts [Undersea Feature]
RPDS | rapids | a turbulent section of a stream associated with a steep, irregular stream bed
RR | railroad | a permanent twin steel-rail track on which freight and passenger cars move long distances
RRQ | abandoned railroad |
RSD | railroad siding | a short track parallel to and joining the main track
RSGNL | railroad signal | a signal at the entrance of a particular section of track governing the movement of trains^M
RSRT | resort | a specialized facility for vacation, health, or participation sports activities
RSTN | railroad station | a facility comprising ticket office, platforms, etc. for loading and unloading train passengers and freight
RSTNQ | abandoned railroad station |
RSTP | railroad stop | a place lacking station facilities where trains stop to pick up and unload passengers and freight
RSTPQ | abandoned railroad stop |
RSV | reservoir(s) | an artificial pond or lake
RSVI | intermittent reservoir |
RSVT | water tank | a contained pool or tank of water at, below, or above ground level
RTE | caravan route | the route taken by caravans
RUIN | ruin(s) | a destroyed or decayed structure which is no longer functional
RVN | ravine(s) | a small, narrow, deep, steep-sided stream channel, smaller than a gorge
RYD | railroad yard | a system of tracks used for the making upof trains, and switching and storing freight cars

### - S -

[ Top of Page ]

SALT | salt area | a shallow basin or flat where salt accumulates after periodic inundation
SAND | sand area | a tract of land covered with sand
SBED | dry stream bed | a channel formerly containing the water of a stream
SBKH | sabkha(s) | a salt flat or salt encrusted plain subject to periodic inundation from flooding or high tides
SCH | school | building(s) where instruction in one or more branches of knowledge takes place
SCHA | agricultural school | a school with a curriculum focused on agriculture
SCHC | college | the grounds and buildings of an institution of higher learning
SCHM | military school | a school at which military science forms the core of the curriculum
SCHN | maritime school | a school at which maritime sciences form the core of the curriculum
SCNU | seachannel | a continuously sloping, elongated depression commonly found in fans or plains and customarily bordered by levees on one or two sides [Undersea Feature]
SCRB | scrubland | an area of low trees, bushes, and shrubs stunted by some environmental limitation
SCRP | escarpment | a long line of cliffs or steep slopes separating level surfaces above and below
SCSU | seachannels | continuously sloping, elongated depressions commonly found in fans or plains and customarily bordered by levees on one or two sides [Undersea Feature]
SD | sound | a long arm of the sea forming a channel between the mainland and an island or islands; or connecting two larger bodies of water
SDL | saddle | a broad, open pass crossing a ridge or between hills or mountains
SDLU | saddle | a low part, resembling in shape a saddle, in a ridge or between contiguous seamounts [Undersea Feature]
SEA | sea | a large body of salt water more or less confined by continuous land or chains of islands forming a subdivision of an ocean
SHFU | shelf | a zone adjacent to a continent (or around an island) that extends from the low water line to a depth at which there is usually a marked increase of slope towards oceanic depths [Undersea Feature]
SHLU | shoal | a surface-navigation hazard composed of unconsolidated material [Undersea Feature, less than 20m deep]
SHOL | shoal(s) | a surface-navigation hazard composed of unconsolidated material
SHOR | shore | a narrow zone bordering a waterbody which covers and uncovers at high and low water, respectively
SHPF | sheepfold | a fence or wall enclosure for sheep and other small herd animals
SHRN | shrine | a structure or place memorializing a person or religious concept
SHSE | storehouse | a building for storing goods, especially provisions
SHSU | shoals | surface-navigation hazards composed of unconsolidated material [Undersea Feature, less than 20m deep]
SHVU | shelf valley | a valley on the shelf, generally the shoreward extension of a canyon [Undersea Feature]
SILL | sill | the low part of an underwater gap or saddle separating basins, including a similar feature at the mouth of a fjord
SILU | sill | the low part of a gap or saddle separating basins [Undersea Feature]
SINK | sinkhole | a small crater-shape depression in a karst area
SLCE | sluice | a conduit or passage for carrying off surplus water from a waterbody, usually regulated by means of a sluice gate
SLID | slide | a mound of earth material, at the base of a slope and the associated scoured area
SLP | slope(s) | a surface with a relatively uniform slope angle
SLPU | slope | the slope seaward from the shelf edge to the beginning of a continental rise or the point where there is a general reduction in slope [Undersea Feature]
SMSU | seamounts | elevations rising generally more than 1,000 meters and of limited extent across the summit [Undersea Feature]
SMU | seamount | an elevation rising generally more than 1,000 meters and of limited extent across the summit [Undersea Feature]
SNOW | snowfield | an area of permanent snow and ice forming the accumulation area of a glacier
SNTR | sanitarium | a facility where victims of physical or mental disorders are treated
SPA | spa | a resort area usually developed around a medicinal spring
SPIT | spit | a narrow, straight or curved continuation of a beach into a waterbody
SPLY | spillway | a passage or outlet through which surplus water flows over, around or through a dam
SPNG | spring(s) | a place where ground water flows naturally out of the ground
SPNS | sulphur spring(s) | a place where sulphur ground water flows naturally out of the ground
SPNT | hot spring(s) | a place where hot ground water flows naturally out of the ground
SPRU | spur | a subordinate elevation, ridge, or rise projecting outward from a larger feature [Undersea Feature]
SPUR | spur(s) | a subordinate ridge projecting outward from a hill, mountain or other elevation
SQR | square | a broad, open, public area near the center of a town or city
ST | street | a paved urban thoroughfare
STBL | stable | a building for the shelter and feeding of farm animals, especially horses
STDM | stadium | a structure with an enclosure for athletic games with tiers of seats for spectators
STKR | stock route | a route taken by livestock herds
STM | stream | a body of running water moving to a lower level in a channel on land
STMA | anabranch | a diverging branch flowing out of a main stream and rejoining it downstream
STMB | stream bend | a conspicuously curved or bent segment of a stream
STMC | canalized stream | a stream that has been substantially ditched, diked, or straightened
STMD | distributary(-ies) | a branch which flows away from the main stream, as in a delta or irrigation canal
STMH | headwaters | the source and upper part of a stream, including the upper drainage basin
STMI | intermittent stream |
STMIX | section of intermittent stream |
STMM | stream mouth(s) | a place where a stream discharges into a lagoon, lake, or the sea
STMQ | abandoned watercourse | a former stream or distributary no longer carrying flowing water, but still evident due to lakes, wetland, topographic or vegetation patterns
STMS | streams | bodies of running water moving to a lower level in a channel on land
STMSB | lost river | a surface stream that disappears into an underground channel, or dries up in an arid area
STMX | section of stream |
STNB | scientific research base | a scientific facility used as a base from which research is carried out or monitored
STNC | coast guard station | a facility from which the coast is guarded by armed vessels
STNE | experiment station | a facility for carrying out experiments
STNF | forest station | a collection of buildings and facilities for carrying out forest management
STNI | inspection station | a station at which vehicles, goods, and people are inspected
STNM | meteorological station | a station at which weather elements are recorded
STNR | radio station | a facility for producing and transmitting information by radio waves
STNS | satellite station | a facility for tracking and communicating with orbiting satellites
STNW | whaling station | a facility for butchering whales and processing train oil
STPS | steps | stones or slabs placed for ease in ascending or descending a steep slope
STRT | strait | a relatively narrow waterway, usually narrower and less extensive than a sound, connecting two larger bodies of water
SWMP | swamp | a wetland dominated by tree vegetation
SYSI | irrigation system | a network of ditches and one or more of the following elements: water supply, reservoir, canal, pump, well, drain, etc.

### - T -

[ Top of Page ]

TAL | talus slope | a steep concave slope formed by an accumulation of loose rock fragments at the base of a cliff or steep slope
TERR | territory |
TERU | terrace | a relatively flat horizontal or gently inclined surface, sometimes long and narrow, which is bounded by a steeper ascending slope on one side and by a steep descending slope on the opposite side [Undersea Feature]
TMB | tomb(s) | a structure for interring bodies
TMPL | temple(s) | an edifice dedicated to religious worship
TMSU | tablemounts (or guyots) | seamounts having a comparatively smooth, flat top [Undersea Feature]
TMTU | tablemount (or guyot) | a seamount having a comparatively smooth, flat top [Undersea Feature]
TNGU | tongue | an elongate (tongue-like) extension of a flat sea floor into an adjacent higher feature [Undersea Feature]
TNKD | cattle dipping tank | a small artificial pond used for immersing cattle in chemically treated water for disease control
TNL | tunnel | a subterranean passageway for transportation
TNLC | canal tunnel | a tunnel through which a canal passes
TNLN | natural tunnel | a cave that is open at both ends
TNLRD | road tunnel | a tunnel through which a road passes
TNLRR | railroad tunnel | a tunnel through which a railroad passes
TNLS | tunnels | subterranean passageways for transportation
TOWR | tower | a high conspicuous structure, typically much higher than its diameter
TRB | tribal area | a tract of land used by nomadic or other tribes
TREE | tree(s) | a conspicuous tree used as a landmark
TRGD | interdune trough(s) | a long wind swept trough between parallel longitudinal dunes
TRGU | trough | a long depression of the sea floor characteristically flat bottomed and steep sided, and normally shallower than a trench [Undersea Feature]
TRIG | triangulation station | a point on the earth whose position has been determined by triangulation
TRL | trail | a path, track, or route used by pedestrians, animals, or off-road vehicles
TRMO | oil pipeline terminal | a tank farm or loading facility at the end of an oil pipeline
TRNU | trench | a long, narrow, characteristically very deep and asymmetrical depression of the sea floor, with relatively steep sides [Undersea Feature]
TRR | terrace | a long, narrow alluvial platform bounded by steeper slopes above and below, usually overlooking a waterbody
TUND | tundra | a marshy, treeless, high latitude plain, dominated by mosses, lichens, and low shrub vegetation under permafrost conditions

### - U -

[ Top of Page ]

UPLD | upland | an extensive interior region of high land with low to moderate surface relief
USGE | United States Government Establishment | a facility operated by the United States Government in Panama

### - V -

[ Top of Page ]

VAL | valley | an elongated depression usually traversed by a stream
VALG | hanging valley | a valley the floor of which is notably higher than the valley or shore to which it leads; most common in areas that have been glaciated
VALS | valleys | elongated depressions usually traversed by a stream
VALU | valley | a relatively shallow, wide depression, the bottom of which usually has a continuous gradient. (This term is generally not used for features that have canyon-like characteristics for a significant portion of their extent) [Undersea Feature]
VALX | section of valley |
VETF | veterinary facility | a building or camp at which veterinary services are available
VIN | vineyard | a planting of grapevines
VINS | vineyards | plantings of grapevines
VLC | volcano | a conical elevation composed of volcanic materials with a crater at the top
VLSU | valleys | a relatively shallow, wide depression, the bottom of which usually has a continuous gradient. (This term is generally not used for features that have canyon-like characteristics for a significant portion of their extent) [Undersea Feature]

### - W -

[ Top of Page ]

WAD | wadi | a valley or ravine, bounded by relatively steep banks, which in the rainy season becomes a watercourse; found primarily in North Africa and the Middle East
WADB | wadi bend | a conspicuously curved or bent segment of a wadi
WADJ | wadi junction | a place where two or more wadies join
WADM | wadi mouth | the lower terminus of a wadi where it widens into an adjoining floodplain, depression, or waterbody
WADS | wadies | valleys or ravines, bounded by relatively steep banks, which in the rainy season become watercourses; found primarily in North Africa and the Middle East
WADX | section of wadi |
WALL | wall | a thick masonry structure, usually enclosing a field or building, or forming the side of a structure
WALLA | ancient wall | the remains of a linear defensive stone structure
WEIR | weir(s) | a small dam in a stream, designed to raise the water level or to divert stream flow through a desired channel
WHRF | wharf(-ves) | a structure of open rather than solid construction along a shore or a bank which provides berthing for ships and cargo-handling facilities
WHRL | whirlpool | a turbulent, rotating movement of water in a stream
WLL | well | a cylindrical hole, pit, or tunnel drilled or dug down to a depth from which water, oil, or gas can be pumped or brought to the surface
WLLQ | abandoned well |
WLLS | wells | cylindrical holes, pits, or tunnels drilled or dug down to a depth from which water, oil, or gas can be pumped or brought to the surface
WRCK | wreck | the site of the remains of a wrecked vessel
WTLD | wetland | an area subject to inundation, usually characterized by bog, marsh, or swamp vegetation
WTLDI | intermittent wetland |
WTRC | watercourse | a natural, well-defined channel produced by flowing water, or an artificial channel designed to carry flowing water
WTRH | waterhole(s) | a natural hole, hollow, or small depression that contains water, used by man and animals, especially in arid areas
WTRW | waterworks | a facility for supplying potable water through a water source and a system of pumps and filtration beds

### - Z -

[ Top of Page ]

ZN | zone |
ZNB | buffer zone | a zone recognized as a buffer between two nations in which military presence is minimal or absent
ZNF | free trade zone | an area, usually a section of a port, where goods may be received and shipped free of customs duty and of most customs regulations
ZNL | leased zone | a tract of land leased by the United States from Panama
ZOO | zoo | a zoological garden or park where wild animals are kept for exhibition