greyout

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noun

A transient loss of vision caused by hypoxia and characterized by a perceived dimming of light and color, sometimes accompanied by a loss of peripheral vision.

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Meanings

noungreyout (plural greyouts)

plural greyouts · alternative grayout · alternative grey-out

  1. A transient loss of vision caused by hypoxia and characterized by a perceived dimming of light and color, sometimes accompanied by a loss of peripheral vision.

Synonyms & antonyms

Also see
brown outbrownout

Origin

Deverbal from grey out.

Full word history & related roots →
Cite this entry
APA

greyout. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/greyout

MLA

“greyout.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/greyout. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “greyout,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/greyout.

Source: greyout on Wiktionary, CC BY-SA 4.0.