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.
This is exactly the type of foundation I’d pack on a weekend trip to achieve lightweight daytime makeup and nighttime glam with a single product. Reece Andavolgyi, InStyle, 9 June 2026 Your garden configuration still deserves some love at nighttime. Sarah Lyon, The Spruce, 8 June 2026 That will help ensure the nighttime skies around the observatory remain dark enough for the telescopes to continue operating. The Editorial Board, Chicago Tribune, 8 June 2026 Limiting nighttime eating also can help prevent acid reflux. Kristen Rogers, CNN Money, 8 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 11 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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