Clear-air Turbulence Definition
klîrâr
noun
Atmospheric turbulence that occurs under tranquil and cloudless conditions and subjects aircraft to strong updrafts and downdrafts.
American Heritage
Turbulent air, not associated with a storm, that affects the flight of aircraft.
Webster's New World
Other Word Forms of Clear-air Turbulence
Noun
Singular:
clear-air turbulence
Plural:
clear-air-turbulences
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