darkening

English

Verb

darkening

  1. present participle of darken

Noun

darkening (plural darkenings)

  1. The act of something becoming darker.
    • 1978, Gerald Leonard Howett, Kenneth Low Kelly, E. Thomas Pierce, Emergency vehicle warning lights: state of the art
      NEGATIVE FLASHES — Brief darkenings of a light that is otherwise steadily on.

Anagrams

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