crepuscular: Meaning and Definition of

cre•pus•cu•lar

Pronunciation: (kri-pus'kyu-lur), [key]
— adj.
  1. of, pertaining to, or resembling twilight; dim; indistinct.
  2. appearing or active in the twilight, as certain bats and insects.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also: