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redout

[red-out]
noun
  1. a condition experienced by pilots and astronauts in which blood is forced to the head and results in a reddening of the field of vision during rapid deceleration or in maneuvers that produce a negative gravity force.
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Origin of redout

1940–45; red1 + out, on model of blackout
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for redout

Historical Examples

  • I had the pleasure of seeing old Redout this morning, the flower-painter par excellence.

    Audubon and his Journals, Volume I (of 2)

    Maria R. Audubon

  • Redout told me the young Duchesse d'Orlans had subscribed, and I would receive a letter to that effect.

  • Fifty sat down in the big room of the Redout, twenty in the Green Room.

    The Spell of Switzerland

    Nathan Haskell Dole