mostly

adverb

most·​ly ˈmōst-lē 

: for the greatest part : mainly

a mostly accurate story

Synonyms of mostly

• mainly
• primarily
• chiefly
• largely
• predominantly
• principally
• basically
• generally

Examples of mostly in a Sentence

the weather this month has been mostly mild

Recent Examples on the Web

What’s missing is danger, or at least volatility, but those mostly belong to the young. — Megan Buerger, Pitchfork, 5 Nov. 2026

Other competitors include Rocket Lab, which has mostly cornered the small-launch market, as well as rising companies such as Firefly Aerospace, Stoke Space and Relativity Space. — Ramin Skibba, Scientific American, 4 Nov. 2026

Completed in 1910, this eight-mile-long, mostly wooden structure provided water to Cañon City until 1973. — Sarah Kuta, Condé Nast Traveler, 4 Nov. 2026

Overall consumer spending, the bedrock of America’s economy, has remained mostly resilient. — David Goldman, CNN Money, 4 Nov. 2026

Word History

First Known Use

1563, in the meaning defined above

Rhymes for mostly

• ghostly

Kids Definition

mostly

adverb

most·​ly ˈmōst-lē 

: for the greatest part : mainly