In a sentence
Owls and bats are nocturnal, emerging to hunt only after dark.
Synonyms
nighttimenight-active
Antonyms
diurnaldaytime
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See all More GRE words starting with N
nadir
the lowest or most unsuccessful point of something
naive
lacking experience, sophistication, or critical judgment
narcissism
excessive self-admiration and preoccupation with oneself
narcosis
a condition of stupor, drowsiness, or unconsciousness brought on by drugs or other agents
narcotic
a drug that dulls the senses, relieves pain, and can cause addiction
narcotize
to dull the senses or lull into a stupor as though by a drug
nascent
just beginning to develop or come into existence
nausea
a feeling of sickness with an inclination to vomit
Learn words the way the GRE tests them.
Vocabulary sticks when you meet it in real sentences. Practise these words inside text completion and sentence equivalence questions.