Table 5.24 — ECs with labels beginning with T
Label Concept definition Figure(s) Code
TABERNACLE A <CHURCH> that has been specially designated by religious authority; tabernacle.   1209
TABLE <FURNITURE> consisting of a raised flat top of solid <MATERIAL> (for example, wood or <ROCK>) and used to place material <OBJECT>s on; table [SOED, "table", 13].   1438
TAXIWAY A defined path on an <AIRPORT> established for the taxiing of <AIRCRAFT> and intended to provide a link between one part of the <AIRPORT> and another; taxiway [IAN14, "taxiway"].   1210
TELECOM_SWITCHING_STATION A <COMMUNICATION_STATION> housing a <SYSTEM> of switches that establishes connections between individual telecommunication <DEVICE>s; telecom switching station.   1211
TELEFERIC A transportation <SYSTEM> consisting of <LOAD_CABLE>s strung between <PYLON>s on which carrier units (for example: cars or buckets intended to transport <PERSONNEL>, <MATERIAL>, and/or <EQUIPMENT>) are suspended; teleferic. A teleferic is also known as an aerial cableway or aerial tramway.   1212
TELEPHONE A <DEVICE> for transmitting and receiving speech, sound, and/or electronic data in the form of a signal passed between instruments that are part of a communication <NETWORK>; telephone [SOED, "telephone", A.2].   1473
TELESCOPE A <DEVICE> used for observing distant <OBJECT>s and/or phenomena; telescope.   1213
TEMPERATURE_INVERSION_LAYER A layer in an <ATMOSPHERE> where the <<AIR_TEMPERATURE>> increases with <<HEIGHT_AGL>>; temperature inversion layer.   1214
TEMPORARY_ENCAMPMENT A <TRACT> containing a temporary, usually unsheltered, encampment [SOED, "encampment", 1].
EXAMPLE     Bivouac.
  1215
TENDER A <WATER_SURFACE_VESSEL> used to attend other <VESSEL>s, especially to supply goods and provisions, convey orders, and/or carry passengers to and from <SHORE>; tender [SOED, "tender", 2].   1216
TENNIS_COMPLEX A <REGION> and/or <SITE> including one or more <TENNIS_COURT>s; tennis complex.   1217
TENNIS_COURT A court used in playing the game of tennis [SOED, "tennis-court"].   1218
TENT A portable <SHELTER> of canvas, cloth, or similar <MATERIAL> that is supported by one or more <POLE>s and stretched and secured by <LOAD_CABLE>s fastened to pegs driven into the <TERRAIN>; tent [SOED, "tent", 1.a].   1219
TENT_DWELLING A <TENT> used as a <DWELLING>; tent dwelling.   1220
TERRAIN The <SURFACE> of the solid portion of a <PLANET>, which may or may not be covered by <WATER>; terrain. Terrain is also known as ground.   1221
TERRAIN_CHANNEL An elongated <TERRAIN_SURFACE_REGION>, especially one that is relatively narrow, whose longer sides are <TERRAIN_SURFACE_REGION>s of higher <<TERRAIN_ELEVATION>>; terrain channel.
EXAMPLES     <CANYON>, <GORGE>, dry riverbed.
  1222
TERRAIN_CRATER A localized <TERRAIN_DEPRESSION> created by an explosion and/or the impact of a large or high-velocity projectile upon the <TERRAIN>; terrain crater.   1223
TERRAIN_CUT An <EXCAVATION> in the <TERRAIN> to provide passage for a <LAND_TRANSPORTATION_ROUTE> (for example: a <ROAD>, a <RAILWAY>, and/or a <CANAL>); terrain cut.   1224
TERRAIN_DEPRESSION A <TERRAIN_SURFACE_REGION> of relatively low <<TERRAIN_ELEVATION>> that is completely surrounded by another <TERRAIN_SURFACE_REGION> of higher <<TERRAIN_ELEVATION>>; terrain depression.   1225
TERRAIN_ELEVATION_PROPERTY_SET A <PROPERTY_SET> describing <<TERRAIN_ELEVATION>>s.   1226
TERRAIN_FILL A <REGION> of fill that augments a <TERRAIN_SURFACE_REGION>; terrain fill.   1227
TERRAIN_OBSTACLE A configuration of <TERRAIN> and/or associated <STRUCTURE>s that impedes the movement of <GROUND_VEHICLE>s and pedestrian traffic; terrain obstacle.   1228
TERRAIN_PIT An <EXCAVATION> where gravel, <SAND>, and/or clay are removed for use elsewhere; terrain pit.   1229
TERRAIN_PLAIN A <TERRAIN_SURFACE_REGION> that is comparatively flat; terrain plain.   1230
TERRAIN_STRIP A <TRACT> that is significantly longer in one dimension than the other; terrain strip [SOED, "strip", 2].   1231
TERRAIN_SURFACE_OBJECT An <OBJECT> located on the <TERRAIN>.
EXAMPLE     Man-made <STRUCTURE>; terrain surface object.
  1232
TERRAIN_SURFACE_REGION A <REGION> of <TERRAIN>; terrain surface region [SOED, "region", 1].   1233
TERRAIN_TRANSPORTATION_ABATIS An <ABATIS> blocking movement on a <LAND_TRANSPORTATION_ROUTE>; terrain transportation abatis.   1234
TERRAIN_TRANSPORTATION_GALLERY A sunken or cut passage along a <LAND_TRANSPORTATION_ROUTE> in <MOUNTAINOUS_REGION>s constructed to protect <GROUND_VEHICLE>s from the weather; terrain transportation gallery. A series of <APERTURE>s may be present on one side for light or ventilation.   1235
TEST_REFERENCE_TRACK A surveyed reference track marking the <CENTRE_LINE> of a marine test range; test reference track. <VESSEL>s undergoing testing must maintain position along this track.   1236
TEST_SITE A <REGION> and/or <SITE> for the testing of technical products and <EQUIPMENT>; test site.   1237
THEATRE A <BUILDING>, <ROOM>, or outdoor <STRUCTURE> used for the presentation of plays, films, or other dramatic performances; theatre [AHD, "theater", 1].   1238
THEODOLITE_LINE A <LINE> of known <DIRECTION> from a fixed <LOCATION> that may be used to determine accurate <LOCATION>s of a <VESSEL> on certain test ranges; theodolite line.   1239
THERMAL_MATERIAL_PROPERTY_SET A <PROPERTY_SET> describing the thermal properties of the <MATERIAL>s composing an <OBJECT>.   1240
THUNDERSTORM A storm with thunder and <LIGHTNING> produced by electrically charged cumulonimbus <CLOUD>s and usually accompanied by heavy <RAIN> and/or <HAIL>; thunderstorm.   1241
TIDAL_BASIN A <WATERBODY_SHELTER_BASIN> affected by tidal forces in which <WATER> can be kept at a desired level by means of a <WATER_GATE>; tidal basin.   1242
TIDAL_WATER A <WATERBODY> where the level normally fluctuates with the <TIDE>; tidal water. Tidal water is also known as non-inland water.   1243
TIDE The alternate rising and falling of a <WATERBODY_SURFACE> due to the gravitational attraction of the <MOON>, <SUN>, or other <CELESTIAL_BODY>s; tide [SOED, "tide", II.7].   1244
TIDE_DATA_POINT A <LOCATION> for which tabulated tidal stream data are given; tide data point.   1245
TIDE_GAUGE A <DEVICE> for measuring the height of <TIDE>; tide gauge. This may be a graduated staff in a sheltered <LOCATION> where visual observations can be made, or it may consist of an elaborate recording <DEVICE> making a continuous graphic record of the height of the <TIDE> against time. It is usually actuated by a float in a <PIPE> communicating with the sea through a small <APERTURE>, which filters out shorter <WATER_WAVE>s.   1246
TIDE_LOCK A <HYDROGRAPHIC_LOCK> situated between a <WATERBODY_SHELTER_BASIN> or <CANAL> and tidewater to maintain the <WATER> at a desired level as the <<TIDE_LEVEL>> changes; tide lock. A tide lock is also known as a guard lock.   1247
TIDE_RIP_REGION A <WATERBODY_REGION> where small <WATER_WAVE>s are formed on the <WATERBODY_SURFACE> by the meeting of opposing tidal <WATER_CURRENT>s or by a tidal <WATER_CURRENT> crossing an irregular <WATERBODY_FLOOR>; tide rip region.   1248
TIDEWAY A natural <WATERCOURSE> in intertidal <REGION>s where <WATER> flows during the rise and fall of the <TIDE>; tideway.   1249
TIMBER_YARD An open <TRACT> for the storage of wooden lumber and timbers; timber yard.   1250
TIME_ANALYSIS_BASE_SET A <NON_EMPTY_SET> of <OBJECT>s with EDCS Attributes that are analyzed at a common base time.   1251
TIME_FORECAST_TAU_SET A <NON_EMPTY_SET> of <OBJECT>s with EDCS Attributes that are forecasted at a time offset from a <TIME_ANALYSIS_BASE_SET> time; time forecast tau set.   1252
TOPMARK A characteristic shape secured at the top of a <BUOY> or <BEACON> to aid in its identification; topmark.   1253
TOWED_ARTILLERY Towed <FIELD_ARTILLERY>.   1254
TOWED_VEHICLE A <VEHICLE> towed by another.   1255
TOWER A relatively tall, narrow <STRUCTURE>, which is usually of square, circular, or rectangular cross-section, that may either stand alone or may form part of another <STRUCTURE>; tower.   1256
TOWN A concentration of <DWELLING>s, <COMMERCIAL_BUILDING>s, <INDUSTRIAL_BUILDING>s, and other <STRUCTURE>s where <HUMAN>s have settled that is larger than a <SETTLEMENT> and usually smaller than a <CITY> and/or <BUILT_UP_REGION>; town.   1257
TOWN_HALL The <MUNICIPAL_HALL> of a <TOWN>.   1258
TRACK_LINE The path of marine travel as drawn on a <MAP> together with the <SOUNDING>s and related information collected along that path; track line.   1259
TRACK_SWATH A <WATERBODY_SURFACE_REGION> of horizontal depth coverage recorded by sonar array <SYSTEM>s; track swath.   1260
TRACT A <REGION> of <LAND>; tract.   1261
TRADING_POST A <SITE> occupied for purposes of trade, especially in a remote and/or unsettled <REGION>; trading post [SOED, "trading post"].   1262
TRADITIONAL_SETTLEMENT A concentration of simple <DWELLING>s, which are generally <HUT>s, that are not usually of substantial construction; traditional settlement.   1263
TRAFFIC_CONTROL_DEVICE A <DISPLAY_SIGN>, <TRAFFIC_LIGHT>, <ROAD_MARKINGS>, or other <DEVICE> used to regulate, warn or guide traffic, placed on, over or adjacent to a <TRANSPORTATION_ROUTE> by authority of a public agency having jurisdiction; traffic control device.   1474
TRAFFIC_LIGHT A <TRAFFIC_CONTROL_DEVICE> which uses one or more <LIGHT>s to control traffic flow by displaying right-of-way information to <VEHICLE>s and/or pedestrians.   1475
TRAFFIC_LIGHT_POLE A <POLE> that supports one or more mounted <TRAFFIC_LIGHT>s.   1476
TRAIL A path on <LAND> worn by the passage of <ANIMAL>s; trail.   1265
TRAIN A number of <RAIL_WAGON>s coupled together, usually including the <LOCOMOTIVE_ENGINE> by which they are drawn; train [SOED, "train", 13].   1266
TRAINER_WINGED_AIRCRAFT A winged <AIRCRAFT> designed or designated for flight training operations.   1267
TRAINING_BUILDING A <BUILDING> used exclusively for training of military, police, fire, and/or rescue <PERSONNEL>; training building.   1268
TRAINING_FACILITY A <FACILITY> including one or more <TRAINING_BUILDING>s; training facility.   1269
TRANSMISSION_STATION A station that is equipped for radio and/or television transmission.   1270
TRANSPORT_HELICOPTER A <HELICOPTER> designed and/or designated to transport <CARGO>, <PERSONNEL>, or other <MATERIAL>s.   1271
TRANSPORT_WINGED_AIRCRAFT A winged <AIRCRAFT> designed and/or designated to transport <CARGO>, <PERSONNEL>, or other <MATERIAL>s.   1272
TRANSPORTATION_BLOCK A massive assemblage of <MATERIAL>, usually in the form of concrete blocks and/or cylinders, positioned alongside (a <ROLLING_BLOCK>) or above (a <DROP_GATE>) a <LAND_TRANSPORTATION_ROUTE>, ready to be activated as a potential <BARRIER> to an advancing enemy ground force; transportation block.   1273
TRANSPORTATION_BUILDING A <BUILDING> intended to facilitate the transportation of <HUMAN>s and/or <MATERIAL>s.   1274
TRANSPORTATION_FACILITY A <FACILITY> including one or more <TRANSPORTATION_BUILDING>s.   1275
TRANSPORTATION_ROUTE A <ROUTE> used for transportation.   1276
TRANSPORTATION_STATION A station that serves as a stopping place along a <TRANSPORTATION_ROUTE>; transportation station.   1277
TRAPDOOR A <DOOR> or hatch that is flush with a <SURFACE> and located in a <FLOOR>, on a <ROOF>, or in a <ROOM_CEILING>; trapdoor [SOED, "trapdoor", 1].   1278
TREE A woody-perennial <PLANT> that has a self-supporting main stem or trunk and a definite crown; tree. A tree-like <PLANT> may also be known as a tree.   1279
TREE_BLOWDOWN A <TRACT> on which <TREE>s have been blown down or otherwise levelled; tree blowdown.   1280
TREE_LINE A relatively linear arrangement of <TREE>s; tree line [SOED, "tree line", b].   1281
TREED_TRACT A <TRACT> covered by a <NON_EMPTY_SET> of <TREE>s; treed tract.
EXAMPLES     Copse, thicket, stand of <TREE>s.
  1282
TRENCH A long and narrow <EXCAVATION> in the <TERRAIN>; trench [SOED, "trench", 2.a]. A trench is also known as a ditch.   1283
TROPICAL_CYCLONE A non-frontal, synoptic-scale <CYCLONE> originating over a tropical or sub-tropical <WATERBODY> with organized convection and definite cyclonic surface <WIND> circulation; tropical cyclone.   1284
TROPOPAUSE The <BOUNDARY> between the <TROPOSPHERE> and the <STRATOSPHERE> where an abrupt change in the <<TEMPERATURE_LAPSE_RATE>> usually occurs; tropopause. Figure 5.24.1285 1285
TROPOSPHERE The <ATMOSPHERE_REGION> of the <EARTH>, extending from the <PLANETARY_SURFACE> to the <TROPOPAUSE>; troposphere. Figure 5.24.1286 1286
TRUCK A large, strong <MOTOR_VEHICLE> for carrying <CARGO>, <HUMAN>s, and/or other <MATERIAL>s; truck [SOED, "truck", 3.b].   1287
TSS_SYSTEM A deep-water <WATERBODY_ROUTE>, together with the related <NAVIGATION_MARK_AFLOAT>s and/or <NAVIGATION_MARK_FIXED>s that are placed to delimit specific <TRANSPORTATION_ROUTE>s for separating traffic within the <WATERBODY_ROUTE>; traffic separation scheme system.   1288
TSUNAMI A long-period <WATER_WAVE> produced by a submarine earthquake and/or volcanic eruption; tsunami.   1289
TUNA_NETTING_REGION A <WATERBODY_REGION> where nets used for catching tuna have been deployed.   1290
TUNDRA A prairie-like arctic and sub-arctic climatic <TRACT> that sustains a growth of low <VEGETATION>; tundra.   1291
TUNNEL A passage under the <TERRAIN> that is open at both ends and usually contains a <LAND_TRANSPORTATION_ROUTE>; tunnel.   1292
TUNNEL_SHELTER A <TUNNEL> for the purpose of sheltering <MATERIAL>s, <EQUIPMENT>, and/or <HUMAN>s; tunnel shelter.   1293
TURBID_REGION A <WATERBODY_REGION> with increased <<WATER_DIFFUSE_TURBIDITY>>; turbid region.   1294
TURNING_BASIN An enlargement of a <WATER_CHANNEL> used for turning <VESSEL>s; turning basin. A turning basin is also known as a manoeuvering basin.   1295
TYPHOON A <TROPICAL_CYCLONE> with maximum sustained <<WIND_SPEED>>s of 33 metres per second or greater near the centre and that is located in the western North Pacific; typhoon.   1296