Crepuscular
/krɪˈpʌskjʊlər/noun
Relating to twilight, or active in the dim light of dawn or dusk.
Did you know?Its Latin root, *crepusculum*, named the dim in-between time so precisely that English kept it for animals, moods, and skies that move like they’re crossing a threshold.
Etymological Timeline
Proto-Indo-European
PIE
*sker-
“to cut, separate”
Latin
Latin
crepusculum
“twilight; dusk”
Late Latin
Latin
crepuscularis
“of or belonging to twilight”
Middle English
English
crepusculer
“twilight-like; dim”
Modern English
English
crepuscular
“relating to twilight or to animals active at dawn and dusk”
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