clear-air turbulence

\ ˈklir-ˈer- How to pronounce clear-air turbulence (audio) \

Definition of clear-air turbulence

: sudden severe turbulence occurring in cloudless regions that causes violent jarring or buffeting of aircraft

Examples of clear-air turbulence in a Sentence

Recent Examples on the Web The main consequence for aviation is an increase in clear-air turbulence, or in-flight bumpiness at high altitudes in regions devoid of significant cloudiness or nearby thunderstorms, as the jet stream becomes more unstable. New York Times, "Overcoming Fear of Flying in the Bumpy Skies," 22 Aug. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'clear-air turbulence.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of clear-air turbulence

1955, in the meaning defined above

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The first known use of clear-air turbulence was in 1955

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Cite this Entry

“Clear-air turbulence.” Dictionary, Merriam-Webster, Accessed 2 Jul. 2020.

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