DictionarycrepuscularTwilight-related
adjective

crepuscular

krih-PUS-kyuh-ler/krɪˈpʌskjələr/

Relating to twilight.

The rabbits feed in the crepuscular light along the meadow's edge.

Two rabbits actively feeding at the edge of a meadow during dusk, with the sun just below the horizon and a narrow peach glow fading into blue-violet sky.
Etymology

The pieces mean “pertaining to twilight.” In zoological use, this describes animals flying or appearing around sunset, connecting the time of dim light with their activity.

In context

TurkSplainer3:14
Copperheads are primarily crepuscular and nocturnal during the warmer months, becoming more active in the evening and at night
Copperhead Snake: Silent Venom of North America | Classic Wildlife Documentary

More examples

  • Deer often show crepuscular habits, feeding near dawn and dusk.
  • The photographer captures the crepuscular glow just before sunrise.
  • A crepuscular chill settles over the trail just after sunset.

Forms

crepuscular

Similar words

twilight
Twilight is the plainer choice when describing light or conditions.
dusky
Dusky emphasizes dimness rather than a connection to twilight.