Medical Dictionary

grayout

noun gray·out
variants: or chiefly British greyout play \ˈgrā-ˌau̇t\

medical Definition of grayout

: a transient dimming or haziness of vision resulting from temporary impairment of cerebral circulation — compare blackout, redout

gray out

intransitive verb \ ˌgrā-ˈau̇t \

medical Definition of gray out

: to experience a grayout — compare black out, red out

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