active at night; belonging to or active during the night
Nocturnal in a sentence
Nocturnal animals like owls hunt during the dark hours.
Synonyms for nocturnal
nighttime
nocturne
dark
Antonyms for nocturnal
diurnal
daytime
daylight
Practice nocturnal on real SAT questions
Vocabulary like nocturnal appears on the Digital SAT in Words-in-Context questions, where you choose the word that fits a passage's meaning and tone. You can also drill this word with vocabulary flashcards.