NOCTURNAL

nocturnal

(adjective) belonging to or active during the night; “nocturnal animals are active at night”; “nocturnal plants have flowers that open at night and close by day”

nocturnal

(adjective) of or relating to or occurring in the night; “nocturnal darkness”

Source: WordNet® 3.1


Etymology

Adjective

nocturnal (comparative more nocturnal, superlative most nocturnal)

(of a person, creature, group, or species) Primarily active during the night.

(of an occurrence) Taking place at night, nightly.

Antonyms

• diurnal

Coordinate terms

• crepuscular

Noun

nocturnal (plural nocturnals)

A person or creature that is active at night.

(historical) A device for telling the time at night, rather like a sundial but read according to the stars.

Synonym: star clock

Source: Wiktionary


Noc*tur"nal, a. Etym: [L. nocturnalis, nocturnus, fr. nox, noctis, night. See Night, and cf. Nocturn.]

1. Of, pertaining to, done or occuring in, the night; as, nocturnal darkness, cries, expedition, etc.; -- opposed to Ant: diurnal. Dryden.

2. Having a habit of seeking food or moving about at night; as, nocturnal birds and insects.

Noc*tur"nal, n.

Definition: An instrument formerly used for taking the altitude of the stars, etc., at sea. I. Watts.

Source: Webster’s Unabridged Dictionary 1913 Edition



RESET




Word of the Day

7 March 2025

INTERTRIGO

(noun) chafing between two skin surfaces that are in contact (as in the armpit or under the breasts or between the thighs)


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Coffee Trivia

“Coffee, the favorite drink of the civilized world.” – Thomas Jefferson, third president of the United States

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