mostly

adverb

most·​ly ˈmōst-lē How to pronounce mostly (audio)
Synonyms of mostlynext
: for the greatest part : mainly
a mostly accurate story

Examples of mostly in a Sentence

the weather this month has been mostly mild
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.
The United States is not a member or official observer of CARICOM, which has 15 full members, mostly former British colonies. Democrat-Gazette Staff From Wire Reports, Arkansas Online, 26 Feb. 2026 After playing third base at the start of his career and mostly right field the past eight seasons, Castellanos is preparing to play first base for the first time as a professional. Kevin Acee, San Diego Union-Tribune, 25 Feb. 2026 They’re also known for their MedallionClass feature, smart tech that enables a mostly seamless on board experience. Condé Nast, Condé Nast Traveler, 25 Feb. 2026 The headquarters was mostly beams and joists, with no walls yet constructed. Emily Brindley, Fort Worth Star-Telegram, 25 Feb. 2026 See All Example Sentences for mostly

Word History

First Known Use

1563, in the meaning defined above

Time Traveler
The first known use of mostly was in 1563

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Cite this Entry

“Mostly.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mostly. Accessed 28 Feb. 2026.

Kids Definition

mostly

adverb
most·​ly ˈmōst-lē How to pronounce mostly (audio)
: for the greatest part : mainly

More from Merriam-Webster on mostly

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