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

"We requested that the US side strictly enforce discipline among its personnel, implement effective measures to prevent a recurrence, and ensure full compliance with the nighttime curfew," Koizumi told reporters.

From Barron's ● Nov. 2, 2026

Interestingly, researchers found no statistically significant connection between nighttime light exposure and dementia risk.

From Science Daily ● Oct. 29, 2026

Brom convinces Ichabod that this spectral rider lies in wait for nighttime travelers.

From The Wall Street Journal ● Oct. 28, 2026

Thanks to favorable physics, AM signals also travel much farther—I once picked up a station in Chicago at nighttime while driving through North Carolina.

From Slate ● Oct. 20, 2026

What a difference daylight made to the sinister nighttime appearance of the scene below!

From "Redwall" by Brian Jacques

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