Meaning of dim-out


Pronunciation: (dim'out"), [key]
— n.
  1. a reduction or concealment of night lighting in wartime to make the source less visible to an enemy from the air or sea.
  2. a reduction of night lighting caused by a failure in an electric generating system or a reduction in its output.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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