noun, often attributive
night·time | \ˈnīt-ˌtīm \

Definition of nighttime 

: the time from dusk to dawn

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Synonyms & Antonyms for nighttime


dark, darkness, night


day, daytime

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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

At nighttime, these are the guys who take care of the problem. David Betancourt,, "Mark Millar's first comic book after his big Netflix deal is a Harry Potter-meets-'Sopranos' tale," 9 Apr. 2018 SeaWorld’s summer shows Here are eight illuminating shows, including Cirque Electrique and IllumiNight, happening at SeaWorld San Diego, all part of the summer nighttime extravaganza Electric Ocean. Carolina Gusman,, "Gymnastics coach choreographs water dances for new SeaWorld show," 5 July 2018 That means anyone who is on the side of the earth that is experiencing nighttime will be able to see the lunar eclipse whereas a solar eclipse can only be seen by the people who are where the moon’s shadow falls. Time, "Practically Everyone in the World Will See the Longest Eclipse of the Century on July 27. Here's What to Know," 3 July 2018 The Great Plains are on track to record their lowest tornado tally since the 1980s, Wyoming has seen two tornadoes rated EF-3 after a 30-year absence, and Pennsylvania bore the brunt of an unusual nighttime tornado that spun up in Wilkes-Barre. Matthew Cappucci, Washington Post, "This spectacular supercell storm near Pittsburgh spawned a tornado Wednesday evening," 28 June 2018 Martinez's study is also not the first to look at the correlation between nighttime lighting and changes in economic activity. Chris Ciaccia, Fox News, "North Korea lying? Satellite data suggest China, Russia, North Korea may be falsifying GDP numbers," 17 May 2018 Families will be guided around Boerner for this special nighttime walk. Amy Schwabe, Milwaukee Journal Sentinel, "Weekend guide: Bug Day, Cedarburg Wine & Harvest Festival, Old World Wisconsin Oktoberfest," 12 Sep. 2017 The daring attempt took place during the nighttime and was caught all on camera. Jordan Valinsky, Popular Mechanics, "Watch the French Spider-Man Scale a 1,000-Foot Dubai Skyscraper," 4 Feb. 2015 Then, once nighttime rolls around, steamboats start setting off on fireworks cruises for an up-close and personal experience of the show. Caroline Judelson, Fox News, "10 of the top Fourth of July firework displays across America," 4 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'nighttime.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of nighttime

14th century, in the meaning defined above

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Statistics for nighttime

Last Updated

8 Oct 2018

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Time Traveler for nighttime

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

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More Definitions for nighttime



English Language Learners Definition of nighttime

: the time of darkness between one day and the next : the time of day when no light from the sun can be seen


night·time | \ˈnīt-ˌtīm \

Kids Definition of nighttime



Legal Definition of nighttime 

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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Comments on nighttime

What made you want to look up nighttime? Please tell us where you read or heard it (including the quote, if possible).


a state of commotion or excitement

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