Definition of white out in English:

white out

  • 1(Of vision) become impaired by exposure to sudden bright light.
    More example sentences
    • My head had started to spin again, and my vision almost whited out.
    • He tried to raise his head, and his sight whited out entirely.
  • 1.1(Of a person) lose colour vision as a prelude to losing consciousness.
    More example sentences
    • I bolted for the door and whited out as I hit the street.
See parent entry: white

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Pronunciation: ˌastrə(ʊ)ˈgeɪʃ(ə)n
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