redout

noun
red·​out | \ ˈred-ˌau̇t How to pronounce redout (audio) \

Definition of redout

: a condition in which centripetal acceleration (such as that created when an aircraft abruptly enters a dive) drives blood to the head and causes reddening of the visual field and headache

First Known Use of redout

1942, in the meaning defined above

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The first known use of redout was in 1942

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redout

noun
red·​out | \ ˈred-ˌau̇t How to pronounce redout (audio) \

Medical Definition of redout

 (Entry 1 of 2)

: a condition in which centripetal acceleration (as that created when an aircraft abruptly enters a dive) drives blood to the head and causes reddening of the visual field and headache — compare blackout, grayout

Medical Definition of red out (Entry 2 of 2)

: to experience a redout — compare black out, gray out

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