vastly

adverb

vast·​ly ˈvast-lē How to pronounce vastly (audio)
Synonyms of vastlynext
: to a very great or vast degree or extent : exceedingly
two people with vastly different tastes
a vastly more powerful bomb
But bluff and bravado … won against potential enemies who vastly outnumbered him.—David Gilmour
It was the most eclectic—yet also vastly entertaining—evening of dance I have seen in a long time.—Rita Felciano

Synonyms of vastly

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Examples of vastly in a Sentence

the team has vastly improved in the course of the season vastly underestimated the cost of advertising the new product
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.
Their lengthy disagreement about that calculation helped contribute to the vastly different values of commercial buildings. — A.d. Quig, Chicago Tribune, 27 Oct. 2026 With a week left before the midterm election, a significant number of Johnson County voters have already cast their ballots — vastly outpacing early voting totals during the 2022 midterm election cycle. — Dylan Lysen, Kansas City Star, 27 Oct. 2026 Their vastly different theatrical releases make those grosses an imperfect referendum on audience tastes, but the disparity illustrates how differently the industry markets stories about desire. — Alison Foreman, IndieWire, 26 Oct. 2026 After individually deciding to bail on the dinner, the pair run into each other by the valet, and their mutual attraction, despite their vastly different personalities, leads to a spicy evening together. — Aramide Tinubu, Variety, 23 Oct. 2026 See All Example Sentences for vastly

Word History

First Known Use

1598, in the meaning defined above

Time Traveler
The first known use of vastly was in 1598

Rhymes for vastly

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Browse Nearby Words

vastity
vastly
vastness
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Cite this Entry

“Vastly.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/vastly. Accessed 2 Nov. 2026.

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