Definition of 'blackout'

Noun

1. a suspension of radio or tv broadcasting
2. darkness resulting from the extinction of lights (as in a city invisible to enemy aircraft)
      Synonyms: brownout dimout
3. the failure of electric power for a general region
4. a momentary loss of consciousness
5. partial or total loss of memory; "he has a total blackout for events of the evening"
      Synonyms: amnesia memory loss

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