dimout

/ˈdɪmˌaʊt/
noun
  1. A period of reduced lighting, especially as a precaution against enemy air raids during wartime or to save energy.
    • During the war, the city enforced a dimout every night to hide from enemy bombers.
    • We drove through the dimout with only our parking lights on.
    • The power company asked residents to observe a voluntary dimout to reduce strain on the grid.
  2. A state of partial darkness or reduced visibility, often caused by haze, fog, or smoke.
    • A thick fog rolled in, causing a dimout along the coastal highway.
    • The wildfire smoke created a dimout that made it hard to see across the street.
    • The dimout from the dust storm lasted for several hours.
  3. A temporary loss of consciousness or awareness; a faint or blackout.
    • She experienced a dimout from dehydration and was given fluids.
    • He had a dimout after standing up too quickly and had to sit down.
    • The patient described a brief dimout during the procedure but remembered nothing.
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