Word of the Day — Monday, March 9, 2026
crepuscular
adjective/kri-ˈpə-skyə-lər/
Definitions
adjectiveof, relating to, or resembling twilight dim
“crepuscular light”
adjectiveoccurring or active during twilight
“crepuscular insects”
Examples
- “crepuscular light”
- “the crepuscular sky”
- “crepuscular insects”
- “crepuscular activity”
- “crepuscular birds”
Etymology
borrowed from New Latin crepusculāris, from Latin crepusculum "twilight" + -āris