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- pronunciation:
- nak
tuhr
n
 l
- features:
- Word Explorer, Word Parts
| part of speech: |
adjective |
| definition 1: |
When we say that an animal is "nocturnal," we mean that it is active at night. Humans are not nocturnal. They sleep at night and are active during the day.
Owls are nocturnal animals. Nighttime is when they hunt.
- similar words:
- night
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| definition 2: |
We use the word "nocturnal" to describe something that happens in or has to do with the night.
The scientists are studying the animal's nocturnal behavior.Trash all over the driveway was evidence that raccoons had made another nocturnal visit to our garbage can.- synonyms:
- night
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| derivations: |
nocturnally (adv.), nocturnality (n.) |
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