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.
Atmospheric warming is diminishing wildfires’ nighttime lulls. Ann Manov, Harpers Magazine, 23 June 2026 Reading Clamp Light with Magnifier Every nighttime reader needs a good reading light. Sophia Beams, Better Homes & Gardens, 23 June 2026 Sometimes the best parts of my vacations are exploring my way through the more than 25 resorts on property, enjoying a front row seat to the Electrical Water Pageant, the resort’s longest-running nighttime spectacular, and even just sitting by the pool. Jacqueline Dole, Southern Living, 23 June 2026 But even without them, solar is still cheaper and faster to build than any alternative, and when coupled with ever-cheaper batteries is increasingly unencumbered by clouds and nighttime. Tim McDonnell, semafor.com, 23 June 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 25 Jun. 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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