true altitude


true altitude
i. The actual height above sea level. The calibrated altitude corrected for air temperature. See altitude.
ii. The actual altitude of a celestial body above the celestial horizon. The observed altitude must be corrected for several variables before it becomes the true altitude.

Aviation dictionary. 2014.

Look at other dictionaries:

  • true altitude — noun : the pressure altitude corrected for temperature …   Useful english dictionary

  • true altitude — The height of an aircraft as measured from mean sea level …   Military dictionary

  • Altitude — For other uses, see Altitude (disambiguation). Not to be confused with Attitude. Altitude or height is defined based on the context in which it is used (aviation, geometry, geographical survey, sport, and more). As a general definition, altitude… …   Wikipedia

  • altitude — i. The vertical distance of a level, a point, or an object considered as a point, measured from mean sea level (ICAO). In the case of aircraft in flight, it is normally expressed in flight levels or hundreds of feet. For example, an aircraft… …   Aviation dictionary

  • altitude — The vertical distance of a level, a point or an object considered as a point, measured from mean sea level. See also density altitude; drop altitude; elevation; minimum safe altitude; pressure altitude; transition altitude; true altitude …   Military dictionary

  • altitude datum — The arbitrary level from which vertical displacement is measured. The datum for height measurement is the terrain directly below the aircraft or some specified datum; for pressure altitude, the level at which the atmospheric pressure is 29.92… …   Military dictionary

  • altitude datum — The arbitrary level from which vertical displacement is measured. The datum for height measurement is the terrain directly below the aircraft or some specified datum; for pressure altitude, the level at which the atmospheric pressure is 1013.2… …   Aviation dictionary

  • True airspeed — (TAS) is the speed of an aircraft relative to the airmass in which it flies, i.e. the magnitude of the vector difference of the velocity of the aircraft and the velocity of the air. Under zero wind conditions and in horizontal flight, this is… …   Wikipedia

  • Altitude — Al ti*tude, n. [L. altitudo, fr. altus high. Cf. {Altar}, {Haughty}, {Enhance}.] 1. Space extended upward; height; the perpendicular elevation of an object above its foundation, above the ground, or above a given level, or of one object above… …   The Collaborative International Dictionary of English

  • true height — absoliutusis aukštis statusas T sritis Standartizacija ir metrologija apibrėžtis Aukštis virš jūros lygio. atitikmenys: angl. absolute altitude; true height vok. absolute Höhe, f; wahre Höhe, f rus. абсолютная высота, f pranc. altitude, f;… …   Penkiakalbis aiškinamasis metrologijos terminų žodynas


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