nocturnal
English edit
Alternative forms edit
- nocturnall (obsolete)
Etymology edit
From Middle French nocturnal, from Latin nocturnus (“nocturnal, nightly”), from Latin nox (“night”), from Proto-Indo-European *nókʷts (“night”). Cognates include Ancient Greek νύξ (núx), Sanskrit नक्ति (nákti), Old English niht (English night) and Proto-Slavic *noťь.
Pronunciation edit
Adjective edit
nocturnal (comparative more nocturnal, superlative most nocturnal)
- (of a person, creature, group, or species) Primarily active during the night.
- nocturnal birds
- (of an occurrence) Taking place at night, nightly.
- a suspicious nocturnal outing
- 2013 January 1, Paul Bartel, Ashli Moore, “Avian Migration: The Ultimate Red-Eye Flight”, in American Scientist[1], volume 101, number 1, archived from the original on 5 March 2016, pages 47–48:
- Many of these classic methods are still used, with some modern improvements. For example, with the aid of special microphones and automated sound detection software, ornithologists recently reported […] that pine siskins (Spinus pinus) undergo an irregular, nomadic type of nocturnal migration.
Antonyms edit
Coordinate terms edit
Derived terms edit
Translations edit
primarily active during the night
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taking place at night
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Noun edit
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
- 2015, David Wootton, The Invention of Science, Penguin, published 2016, page 188:
- A rather different instrument was the nocturnal: it enabled you to tell the time at night, provided you knew the date, from the position of the stars in the constellation of the Great Bear, which rotate around the Pole Star.
Old French edit
Adjective edit
nocturnal m (oblique and nominative feminine singular nocturnale)
References edit
- Godefroy, Frédéric, Dictionnaire de l’ancienne langue française et de tous ses dialectes du IXe au XVe siècle (1881) (nocturnal)
Portuguese edit
Adjective edit
nocturnal m or f (plural nocturnais)
- Pre-reform spelling (until Brazil 1943/Portugal 1990) of noturnal. Still used in countries where the agreement hasn't come into effect; may occur as a sporadic misspelling.