night and day

adverb

: all the time : continually

Examples of night and day in a Sentence

night and day she reminded him that if it weren't for her, he'd be a nobody
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.
Unlike Jessica and Elizabeth Wakefield, my brothers Seth and Jay did not have personalities that were as different as night and day. Maris Kreizman, Rolling Stone, 24 June 2025 Getting to experience the care over there was like night and day. Dan Reilly, Vulture, 18 June 2025 The Eagles and the Chiefs met in the Super Bowl for a rematch, and the defense was like night and day. Justin Grasso, MSNBC Newsweek, 15 June 2025 And the comparison to the 720p Switch 1 in handheld mode is pretty close to night and day. ArsTechnica, 6 June 2025 See All Example Sentences for night and day

Word History

First Known Use

before the 12th century, in the meaning defined above

Time Traveler
The first known use of night and day was before the 12th century

Browse Nearby Words

Cite this Entry

“Night and day.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/night%20and%20day. Accessed 10 Jul. 2025.

Last Updated: - Updated example sentences
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