nighttime

American

[nahyt-tahym] / ˈnaɪtˌtaɪm /

noun

the time between evening and morning.

adjective

occurring, done, presented, etc., during the night, especially the hours before midnight.

Etymology

Origin of nighttime

Middle English word dating back to 1350–1400; see origin at night, time

Vocabulary lists containing nighttime

Unit 6, Week 5

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Example Sentences

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See Examples For:

nighttime

Just don’t go overboard with a too-extensive nighttime routine, says Dr. Feby Maria Puravath-Manikat, a sleep-medicine physician in the Bay Area.

From The Wall Street Journal ● Sep. 11, 2026

I was caught between two worlds, working on my stand-up as kind of my nighttime job, and then doing these podcasts and contributing wherever I could as a daytime job.

From Los Angeles Times ● Sep. 1, 2026

The analysis revealed an association between genetic risk for Alzheimer's disease and the frequency of nighttime micro awakenings.

From Science Daily ● Aug. 29, 2026

The free books helped Anscombe establish a reading-focused nighttime routine.

From BBC ● Aug. 29, 2026

It was nighttime, and save for the stars above, the burning hole in the ground near the Bottle Tree was the only light for miles.

From "Tristan Strong Punches a Hole in the Sky" by Kwame Mbalia

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023