vastly

American

[vast-lee, vahst‐] / ˈvæst li, ˈvɑst‐ /

adverb

to an extremely great extent or degree; hugely.

We still have essentially the same brains as early humans, but most of us live in vastly different circumstances than they did.

Other Word Forms

supervastly

adverb

Etymology

Origin of vastly

vast ( def. ) + -ly

Vocabulary lists containing vastly

Debbie Reynolds (1932-2016) Tribute List

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Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

And a man of 70 could today lock in a lofty payout rate of 9.3%, also the highest in about a generation, and vastly higher than he could have gotten just last fall.

From MarketWatch • May 21, 2026

"The prediction combines electromagnetic, weak and strong forces, that each require vastly different theoretical tools, into a single calculation that's accurate to parts per billion," Fodor said.

From Science Daily • May 19, 2026

That's partly because of the state pension, which now pays out vastly more than it did in previous generations, when measured as a proportion of median earnings.

From BBC • May 17, 2026

“Compute and cloud needs are vastly exceeding capacity as more industries embrace AI and companies move beyond experimentation to real-world applications.”

From Barron's • May 13, 2026

It is a strange new kind of army, a polyglot mass of vastly dissimilar men, fighting for union.

From "The Killer Angels: The Classic Novel of the Civil War" by Michael Shaara

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023