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.
Hundreds of hospices are registered within blocks of each other in Van Nuys, for example, and vastly outpace the need. Jason Henry, Daily News, 9 Apr. 2026 Wartime conditions vastly empower a president. Adam Harris, The Atlantic, 9 Apr. 2026 Texas Instruments stock has risen 20% in the year to date, vastly outperforming the overall market. Liz Napolitano, CNBC, 9 Apr. 2026 Much about the agreement was unclear as the sides presented vastly different visions of the terms. Bassem Mroue, Fortune, 9 Apr. 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

Browse Nearby Words

Cite this Entry

“Vastly.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/vastly. Accessed 25 Apr. 2026.

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