Definitions
Active during the night.
Word origin
From Middle French nocturnal, from Latin nocturnālis (“nocturnal”), from Latin nocturnus (“nocturnal”), from Latin nox (“night”), from Proto-Indo-European *nókʷts (“night”). Cognates include Ancient Greek νύξ (núx), Sanskrit नक्ति (nákti), Old English niht (English night) and Proto-Slavic *noťь.
Used in a sentence
“nocturnal birds”
“a suspicious nocturnal outing”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer1 curated clues
01“Active at night”9 letters
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