Search Result for "crepuscular": 
Wordnet 3.0

ADJECTIVE (1)

1. like twilight; dim;
- Example: "the evening's crepuscular charm"



The Collaborative International Dictionary of English v.0.48:

Crepuscular \Cre*pus"cu*lar\ (-k?-l?r), Crepusculous
\Cre*pus"cu*lous\ (-l?s), a. [Cf. F. cr['e]pusculaire.]
   1. Pertaining to twilight; glimmering; hence, imperfectly
      clear or luminous.
      [1913 Webster]

            This semihistorical and crepuscular period. --Sir G.
                                                  C. Lewis.
      [1913 Webster]

   2. (Zool.) Flying in the twilight or evening, or before
      sunrise; -- said certain birds and insects.
      [1913 Webster]

            Others feed only in the twilight, as bats and owls,
            and are called crepuscular.           --Whewell.
      [1913 Webster]


WordNet (r) 3.0 (2006):

crepuscular
    adj 1: like twilight; dim; "the evening's crepuscular charm"