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

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.
Despite these vastly divergent horizons, fly fishing and watchmaking emerge as parallel arts in Cerrato’s evocations. Lily Templeton, Footwear News, 23 May 2026 Colleges with nearly identical acceptance rates can give an individual student vastly different odds of admission. Christopher Rim, Forbes.com, 22 May 2026 But some mathematicians are likening their work to a similar mathematical revolution that took place in the 1950s and ’60s — when Alexander Grothendieck reimagined the field of algebraic geometry in accordance with category theory, vastly extending its reach and power. Konstantin Kakaes, Quanta Magazine, 20 May 2026 Any move against Castro would likely lead to outright war, even if Cuba is vastly outgunned. Patrick Oppmann, CNN Money, 20 May 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

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Cite this Entry

“Vastly.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/vastly. Accessed 27 May. 2026.

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