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altimeter |
Also found in: Encyclopedia, Wikipedia, Hutchinson | 0.01 sec. |
altimeter [ælˈtɪmɪtə ˈæltɪˌmiːtə] n (Engineering / Aeronautics) an instrument that indicates height above sea level, esp one based on an aneroid barometer and fitted to an aircraft
altimeter an instrument for determining altitude above a fixed level by comparison of air pressure readings. See also: InstrumentsAn instrument which measures vertical distance with respect to a reference level. ThesaurusLegend: Synonyms Related Words Antonyms
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| ? Mentioned in | ? References in periodicals archive | ||
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| Satellites use altimeters and other tools
to calculate wave height from above. A half-dozen veteran controllers joined him to check the radar and
eyeball instruments from wind-speed dials to altimeters as planes from
``prop jobs'' to Leer jets skimmed the runways. In late 1996, radar altimeters on a European Space Agency satellite
began to measure a drop in elevation across a 60O-square-kilometer area
of eastern Antarctica. |
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