darkening

Definitions of darkening
  1. noun
    changing to a darker color
    synonyms: blackening
    see moresee less
    types:
    obfuscation
    darkening or obscuring the sight of something
    type of:
    change of color
    an act that changes the light that something reflects
  2. adjective
    becoming dark or darker as from waning light or clouding over
    “the darkening sky”
    Synonyms:
    dark
    devoid of or deficient in light or brightness; shadowed or black
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