redout
noun Date: 1942 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

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • redout — [red′out΄] n. [ RED + (BLACK)OUT] a blurring of vision, as if by a red mist, caused by the forcing of blood into the head during feet first acceleration, as in flying …   English World dictionary

  • Redout — Als Redout bzw. Blickröte wird eine Einschränkung des Sehvermögens bezeichnet, die beim Einwirken von negativen g Kräften auf den Körper auftritt (zum Beispiel beim Fliegen eines Außenloopings). Sie äußert sich in einer Rotfärbung des Blickfelds… …   Deutsch Wikipedia

  • redout — A temporary condition occurring because of the effect of negative g on the body, resulting in excessive blood pools flowing into the head and the face and the eyes becoming suffused. The vision is dimmed and the person experiences “redout.” A… …   Aviation dictionary

  • redout — Redoubt Re*doubt (r?*dout ), n. [F. redoute, fem., It. ridotto, LL. reductus, literally, a retreat, from L. reductus drawn back, retired, p. p. of reducere to lead or draw back; cf. F. r[ e]duit, also fr. LL. reductus. See {Reduce}, and cf.… …   The Collaborative International Dictionary of English

  • Redout — A redout occurs when the body experiences sufficient negative g force. Blood flows from the lower parts of the body to the head. It is an inverse effect of a brownout, where blood flows from the head to the lower parts of the body. Redouts are… …   Wikipedia

  • redout — /red owt /, n. 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. [1940 45; RED1 …   Universalium

  • redout — red·out red .au̇t n 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 dictionary

  • redout — red•out [[t]ˈrɛdˌaʊt[/t]] n. pat a condition experienced by pilots and astronauts in which rapid deceleration or a negative gravity force drives blood to the head, reddening the field of vision • Etymology: 1940–45; on the model of blackout …   From formal English to slang

  • redout — ˈ ̷ ̷ˌ ̷ ̷ noun ( s) Etymology: red out : a condition in which blood is driven to the head as a result of centripetal acceleration that causes severe headache and reddening of the field of vision compare blackout, grayout …   Useful english dictionary

  • Pinault-Printemps-Redout — PPR Unternehmensform Société Anonyme (Aktiengesellschaft) ISIN …   Deutsch Wikipedia

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