Definitions
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun A
sunbeam seen just after sunset or just before sunrise, caused by a cloud below the horizon and dust particles in the air above the horizon. - noun A
cloud shadow cast on the bright sky.
Etymologies
from Wiktionary, Creative Commons Attribution/Share-Alike License
From the Latin crepusculum ("twilight").
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Examples
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Dan337 commented on the word crepuscular ray
See also “crepuscle”, “crepuscular”, “crepuscular arch”, “crepuscule”, “crepusculine”, “crepusculous”, and “crepusculum”.
January 26, 2011