ICAO standard atmosphere


ICAO stan·dard at·mos·phere

the standard atmosphere adopted by the International Civil Aviation Organization, used for calibrating altimeters and for expressing hypobaric chamber pressures in terms of equivalent altitude; it ignores many deviations found in nature.

ICAO stan·dard at·mos·phere

(stan'dărd at'mŏs-fēr) The standard atmosphere adopted by the International Civil Aviation Organization, used for calibrating altimeters and for expressing hypobaric chamber pressures in terms of equivalent altitude.