nighttime

noun

night·​time ˈnīt-ˌtīm How to pronounce nighttime (audio)
Synonyms of nighttimenext
often attributive
: the time from dusk to dawn

Synonyms of nighttime

Examples of nighttime in a Sentence

The animal hunts in the nighttime. before electricity, gas lamps were used for illumination during the nighttime
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Of The Trees plays a daytime and nighttime set both days, with support from Daily Bread. Tiney Ricciardi, Denver Post, 19 Mar. 2026 Severe storms are likely to start late morning on Monday and continue the early evening, before tapering off by nighttime. Adam Thompson, CBS News, 16 Mar. 2026 Russia's Defense Ministry on Saturday said the nighttime strikes targeted energy and industrial facilities serving Ukraine's armed forces, as well as military airfields. Arkansas Online, 15 Mar. 2026 You’ve also been told over the years that on the vernal equinox, everyone worldwide has equal amounts of daylight and nighttime. Mike Lynch, Twin Cities, 15 Mar. 2026 See All Example Sentences for nighttime

Word History

First Known Use

14th century, in the meaning defined above

Time Traveler
The first known use of nighttime was in the 14th century

Browse Nearby Words

Cite this Entry

“Nighttime.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/nighttime. Accessed 30 Mar. 2026.

Kids Definition

nighttime

noun
night·​time ˈnīt-ˌtīm How to pronounce nighttime (audio)
: the time from dusk to dawn
nighttime adjective

Legal Definition

nighttime

noun
night·​time
1
: the time from dusk to dawn
2
: a statutorily set period usually beginning shortly after dusk and ending shortly after dawn

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