whiteout

views updated

white·out / ˈ(h)wītˌout/ • n. 1. a blizzard, esp. in polar regions, that reduces visibilities to near zero. ∎  a weather condition in which the features and horizon of snow-covered country are indistinguishable due to uniform light diffusion.2. white correction fluid for covering typing or writing mistakes.3. a loss of color vision due to rapid acceleration, often before a loss of consciousness.