Status
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Label
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Concept definition
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Code
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Ref type
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Reference
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Supplemental references ▾
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STD 2005/06/07 |
INDIGENOUS_BURIAL_GROUND |
A <CEMETERY> for native peoples, generally without <MEMORIAL_MONUMENT>s; indigenous burial ground. |
561 |
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[SOED, "burial ground"] |
STD 2005/06/07 |
ICE |
Frozen <WATER>; ice [SOED, "ice", 1.a]. |
546 |
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STD 2005/06/07 |
ICE_BOOM |
A floating <BARRIER> constrained by <ANCHOR>s and used to deflect the path of floating <ICE> in order to prevent the obstruction of <HYDROGRAPHIC_LOCK>s or <WATER_INTAKE>s or to prevent damage to <BRIDGE_PIER>s or other <STRUCTURE>s; ice boom. |
547 |
PR |
[FACC, Annex A: BB202] |
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STD 2005/06/07 |
ICE_CLIFF |
A perpendicular or steep face of a <GLACIER> or <ICE_SHELF> of considerable <<HEIGHT>>; ice cliff. |
548 |
IR |
[FACC, Annex A: BJ040] |
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STD 2005/06/07 |
ICE_FIELD |
A <FROZEN_PRECIPITATION_FIELD> that consists of <ICE>; ice-field. |
549 |
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STD 2005/06/07 |
ICE_GLAZE |
A coating of <ICE>, generally clear and smooth, formed on exposed <OBJECT>s by the freezing of a film of supercooled <WATER> deposited by <RAIN>, <DRIZZLE>, or <FOG> or possibly condensed from supercooled water vapour; ice glaze. <ICE_GLAZE> is denser, harder, and more transparent than either <RIME> or <HOAR_FROST>. |
550 |
IR |
[GMET, "glaze"] |
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STD 2005/06/07 |
ICE_KEEL |
An irregular, linear, downward extension of <ICE> formed where two moving masses of <ICE> collide on a <WATERBODY>; ice keel. |
551 |
IR |
[SP35, "ice keel"] |
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STD 2005/06/07 |
ICE_PEAK |
A rocky peak that may be perpetually covered with <ICE> and that projects above a surrounding <ICE_FIELD>; ice peak. An ice peak is also known as a nunatak. |
552 |
PR |
[FACC, Annex A: BJ060] |
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STD 2005/06/07 |
ICE_PELLETS |
<SOLID_PRECIPITATION> of transparent or translucent <PARTICLE>s of <ICE> that are spherical or irregular, rarely conical, and that have an <<OUTSIDE_DIAMETER>> of 5 millimetres or less; ice pellets. <SMALL_HAIL> is a form of ice pellets. |
553 |
PR |
[WMO182, I0150, "ice pellets"] |
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STD 2005/06/07 |
ICE_SHELF |
A thick sheet of <ICE> usually of great extent, mostly afloat on a <WATERBODY_SURFACE>, with a level or undulating <SURFACE> and attached to <LAND>; ice shelf. The seaward edge is termed an <ICE_CLIFF> (ice front). |
554 |
PR |
[FACC, Annex A: BJ065] |
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STD 2005/06/07 |
ICE_SLUDGE |
Spongy whitish lumps of <ICE> a few centimetres in <<OUTSIDE_DIAMETER>> that are floating on the <WATERBODY_SURFACE> of a shallow <SEA>; ice sludge. |
555 |
IR |
[SP35, "sludge"] |
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STD 2005/06/07 |
ICEBERG |
A very large mass of <ICE> floating loose in a <WATERBODY> after becoming detached from a <GLACIER> or <ICE_SHELF>; iceberg [SOED, "iceberg", 2]. |
556 |
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STD 2005/06/07 |
IFR_REGION |
A <REGION> in which IFR should be observed. |
557 |
IR |
[AIM] |
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STD 2005/06/07 |
ILS_COMPONENT |
An air navigation <COMPONENT> that is essential to the establishment and execution of a precision approach based on an ILS. |
558 |
PR |
[FACC, Annex A: GA048] |
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STD 2005/06/07 |
ILS_TERMINAL_COMPONENT |
An <ATS_ROUTE_COMPONENT> designated for channelling the flow of air traffic via ILS terminal procedures. |
559 |
PR |
[FACC, Annex A: GA049] |
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SUBM 2007/09/04 |
IMPROVISED_EXPLOSIVE- _DEVICE |
A bomb constructed and deployed in ways other than in conventional military action; improvised explosive device (IED). IEDs are explosive devices of varying sizes, operating and delivery methods; and consist of almost any type of explosive and initiator. They are designed to cause death or injury by using explosives alone or in combination with toxic <<CHEMICAL_AGENT_TYPE>>, <<BIOLOGICAL_AGENT_TYPE>>, or <<RADIOLOGICAL_AGENT_TYPE>> <MATERIAL>.
Each is relatively unique in nature because the creator must improvise using the <MATERIAL>s at hand. And, although unique in nature, IEDs fall into three categories - package, vehicle-borne, and suicide bombs. |
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STD 2005/06/07 |
INCINERATOR |
A permanent <STRUCTURE> used for the disposal of waste products by burning; incinerator. |
560 |
PR |
[FACC, Annex A: AB020] |
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STD 2005/06/07 |
INDIGENOUS_PEOPLES_RESERVE |
A <TRACT>and associated <STRUCTURE>s set apart specifically for the use of a native people; indigenous peoples reserve. |
562 |
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STD 2005/06/07 |
INDIVIDUAL_FIGHTING- _POSITION |
A <FIGHTING_POSITION> designed to accommodate an individual soldier and that soldier's <EQUIPMENT>. |
563 |
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STD 2005/06/07 |
INDUSTRIAL_BUILDING |
A <BUILDING> used for the manufacture of goods or the processing of <MATERIAL>s; industrial building. |
564 |
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STD 2005/06/07 |
INDUSTRIAL_OVEN |
An industrial <STRUCTURE> used for hardening, burning, or heating <MATERIAL>s (for example: grain, meal, clay, or wood); industrial oven. |
565 |
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STD 2005/06/07 |
INDUSTRIAL_WORKS |
The <STRUCTURE>s, <GROUNDS>, and <EQUIPMENT> of a manufacturing <FACILITY>; industrial works. |
566 |
PR |
[FACC, Annex A: AC050] |
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STD 2005/06/07 |
INFANTRY_TRENCH |
A <MILITARY_TRENCH>, typically integrated into a complex <SYSTEM> of <TERRAIN_OBSTACLE>s, that is used to provide cover, concealment, protected <FIGHTING_POSITION>s, and communications capability for infantry. |
567 |
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STD 2005/06/07 |
INFRARED_MATERIAL_PROPERTY- _SET |
A <PROPERTY_SET> describing the infrared properties of the <MATERIAL>s composing an <OBJECT>. |
568 |
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STD 2005/06/07 |
INLAND_SHORELINE |
The <SHORELINE> of an inland <WATERBODY>. |
569 |
IR |
[FACC, Annex A: BH210] |
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STD 2005/06/07 |
INLAND_WATER |
A <WATERBODY> that either does not experience or only minimally experiences tidal fluctuations; inland water. |
570 |
IR |
[FACC, Annex A: BH000] |
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STD 2005/06/07 |
INLAND_WATER_BOTTOM |
A bathymetric <REGION> underlying an <INLAND_WATER_SURFACE>; inland water bottom. |
571 |
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STD 2005/06/07 |
INLAND_WATER_ELEVATION |
A <SPOT_ELEVATION> associated with an <INLAND_WATER_SURFACE>. |
572 |
PR |
[FACC, Annex A: CA035] |
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STD 2005/06/07 |
INLAND_WATER_SURFACE |
The <WATERBODY_SURFACE> of an <INLAND_WATER>. |
573 |
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STD 2005/06/07 |
INLET |
A short, narrow <WATERCOURSE> connecting a <MARINE_BAY> or <LAGOON> with a <SEA>; inlet. |
574 |
IR |
[SP35, "inlet"] |
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STD 2005/06/07 |
INS_ALIGNMENT_PAD |
A designated <LOCATION> where the automated INS instruments of <AIRCRAFT> are reset before taking-off; INS alignment pad. |
575 |
PR |
[FACC, Annex A: GB170] |
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STD 2005/06/07 |
INSECT |
An <ARTHROPOD> of the superclass Hexapoda, characterized by having six feet; insect [SOED, "hexopod"]. |
576 |
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STD 2005/06/07 |
INSTITUTIONAL_FACILITY |
A <FACILITY> housing an established organization or foundation, especially one dedicated to education, public service, or culture, that provides for the care of <HUMAN>s who are destitute, disabled, or mentally ill; institutional facility. |
577 |
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STD 2005/06/07 |
INTEREST_SITE |
A <REGION> maintained for the public and declared to be of national or provincial historical significance or interest; interest site. |
578 |
PR |
[FACC, Annex A: AL201] |
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STD 2005/06/07 |
INTERIOR_WALL |
A <WALL> in a <BUILDING> separating two <ROOM>s from each other; interior wall. |
579 |
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STD 2005/06/07 |
INTERIOR_WALL_OPENING |
An opening (for example: an uncovered <APERTURE> in an <INTERIOR_WALL> and/or the space above a <WALL> of partial <<HEIGHT>>) that supports the passage of <MATERIAL>s or visibility into an adjoining <ROOM>. |
580 |
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STD 2005/06/07 |
INTERNATIONAL_DATE_LINE |
A <LINE> designated as the place on the <EARTH> where each calendar day begins; International Date Line. This <LINE> generally coincides with the 180th meridian but is modified to avoid <LAND>. |
581 |
PR |
[FACC, Annex A: FA110] |
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STD 2005/06/07 |
INTERPLANETARY_MAGNETIC- _FIELD |
The <MAGNETIC_FIELD> in a <STAR_SYSTEM> carried with its <STELLAR_WIND>; interplanetary magnetic field. |
582 |
IR |
[TASC] |
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STD 2005/06/07 |
INUNDATED_LAND |
<LAND> subject to controlled inundation (for example: flooded by the regulation of the level of a <RESERVOIR>) that is normally associated with permanently flooded ground in which <TREE>s are still standing; inundated land. |
583 |
PR |
[FACC, Annex A: BH091] |
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STD 2005/06/07 |
INVERTEBRATE |
An <ANIMAL> without a backbone or spinal column that does not belong to the subphylum Vertebrata; invertebrate [SOED, "invertebrate"]. |
584 |
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STD 2005/06/07 |
IONOSPHERE |
The <ATMOSPHERE_REGION> of the <EARTH> characterized by ions and free electrons existing in sufficient quantities to reflect electromagnetic waves and located roughly between the <<ALTITUDE_MSL>>s of 70 to 500 kilometres; ionosphere. |
585 |
PR |
[WMO182, I0900, "ionosphere"] |
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STD 2005/06/07 |
IONOSPHERE_ELECTRON- _DENSITY_PROPERTY_SET |
A <PROPERTY_SET> describing the electron-density related characteristics of an <IONOSPHERE>. |
586 |
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STD 2005/06/07 |
IONOSPHERE_SCINTILLATION- _PROPERTY_SET |
A <PROPERTY_SET> describing the distortion of the propagation of electromagnetic radiation through an <IONOSPHERE> due to medium density irregularities; ionosphere scintillation property set. |
587 |
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STD 2005/06/07 |
IONOSPHERIC_D_REGION |
The lowest daytime <REGION> of the <IONOSPHERE> characterized by weak concentrations of ions and located roughly between the <<ALTITUDE_MSL>>s of 50 and 90 kilometres; ionospheric D-region. An ionospheric D-region is also known as an ionospheric D-layer. |
588 |
IR |
[TASC] |
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STD 2005/06/07 |
IONOSPHERIC_E_REGION |
A daytime <REGION> of the <IONOSPHERE> characterized by concentrations of O2+ and NO+ ions and located roughly between the <<ALTITUDE_MSL>> s of 85 and 140 kilometres; ionospheric E-region. An ionospheric E-region is also known as an ionospheric E-layer. |
589 |
IR |
[TASC] |
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STD 2005/06/07 |
IONOSPHERIC_F1_REGION |
A daytime <REGION> of the <IONOSPHERE>, above the <IONOSPHERIC_E_REGION>, characterized by weak concentrations of O2+ ions and located roughly between the <<ALTITUDE_MSL>>s of 120 and 200 kilometres; ionospheric F1-region. An ionospheric F1-region is also known as an ionospheric F1-layer. |
590 |
IR |
[TASC] |
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STD 2005/06/07 |
IONOSPHERIC_F2_REGION |
A daytime <REGION> of the <IONOSPHERE>, above the <IONOSPHERIC_E_REGION>, characterized by weak concentrations of O2+ ions and located roughly between the <<ALTITUDE_MSL>>s of 200 and 1 500 kilometres; ionospheric F2-region. An ionospheric F2-region is also known as an ionospheric F2-layer. |
591 |
IR |
[TASC] |
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STD 2005/06/07 |
IRRIGATION_DITCH |
A <TRENCH> that is constructed for the purpose of irrigation or drainage; irrigation ditch. |
592 |
PR |
[FACC, Annex A: BH030] |
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STD 2005/06/07 |
ISLAND |
A <TRACT> smaller (usually much smaller) than a continent and surrounded by a <WATERBODY>; island. |
593 |
PR |
[FACC, Annex A: BA030] |
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STD 2005/06/07 |
ISOGONIC_LINE |
An <ISOPLETH> that connects <LOCATION>s of equal magnetic variation; isogonic line. |
594 |
PR |
[FACC, Annex A: ZC050] |
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STD 2005/06/07 |
ISOPLETH |
A <LINE> defined by <LOCATION>s for which some chosen quantity has the same value; isopleth [SOED, "isopleth", 1]. |
595 |
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STD 2005/06/07 |
ISTHMUS |
A <TERRAIN_STRIP> that is bordered on both sides by <WATERBODY>s and that connects two larger bodies of <LAND>; isthmus. |
596 |
IR |
[SP35, "isthmus"] |
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