Definition of Clear-air turbulence

1. Noun. Strong turbulence in an otherwise cloudless region that subjects aircraft to violent updrafts or downdrafts.

Generic synonyms: Turbulence



Definition of Clear-air turbulence

1. Noun. The erratic movement of air masses in the absence of any visual cues, especially such movement that causes unexpected turbulence to an aircraft. ¹

¹ Source: wiktionary.com

Clear-air Turbulence Pictures

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Lexicographical Neighbors of Clear-air Turbulence

cleansing cream
cleansingly
cleansings
cleanskin
cleanskins
cleantech
cleanup
cleanup hitter
cleanup hitters
cleanup position
cleanup spot
cleanups
clear
clear'd
clear(p)
clear-air turbulence (current term)
clear-cut
clear-eyed
clear-headed
clear-headedness
clear-out
clear-outs
clear-sighted
clear-thinking
clear and convincing evidence
clear and present danger
clear as a bell
clear as crystal
clear as mud
clear away

Literary usage of Clear-air turbulence

Below you will find example usage of this term as found in modern and/or classical literature:

1. Transportation Expressions (1996) by Richard Feldman (1998)
"... Clear Air Turbulence (CAT): Turbulence encountered in air where no clouds are present. This term is commonly applied to high-level turbulence associated ..."

2. Volcanic Ash and Aviation Safety: Proceedings of the First International edited by T. J. Casadevall (1995)
"Similar technology can be used to detect clear-air turbulence (Kühn and others, 1977) as well as wind shear in the landing and takeoff phases of flight ..."

3. Contested Skies: Trans-Australian Airlines, 1946-1992 by John Gunn (1999)
"Company tests had shown that 'prior damage to the nacelles plus the immense external forces added by the flight through clear-air turbulence at high speed ..."

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