Meaning & use
nocturnal
Active during the night rather than the day, especially describing animals.
See it in a sentence
Owls are nocturnal hunters that rely on sharp hearing to find prey in darkness.
The zoo built a dark exhibit so visitors could observe nocturnal creatures.
A note on using this word
Nocturnal contrasts with 'diurnal' (active by day); most bats and many rodents are nocturnal.
Words with a similar meaning
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Words with an opposite meaning
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