VAST Synonyms: 123 Similar and Opposite Words

Q: How is the word 'vast' distinct from other similar adjectives?

Some common synonyms of vast are colossal , enormous , gigantic , huge , immense , and mammoth . While all these words mean "exceedingly large," vast usually suggests immensity of extent. // the vast Russian steppes

Q: When might 'colossal' be a better fit than 'vast'?

The words colossal and vast can be used in similar contexts, but colossal applies especially to a human creation of stupendous or incredible dimensions. // a colossal statue of Lincoln

Q: How do 'enormous' and 'immense' relate to one another, in the sense of 'vast'?

Enormous and immense both suggest an exceeding of all ordinary bounds in size or amount or degree, but enormous often adds an implication of abnormality or monstrousness. // an enormous expense // an immense shopping mall

Q: Where would 'gigantic' be a reasonable alternative to 'vast'?

Although the words gigantic and vast have much in common, gigantic stresses the contrast with the size of others of the same kind. // a gigantic sports stadium

Q: When could 'huge' be used to replace 'vast'?

The synonyms huge and vast are sometimes interchangeable, but huge commonly suggests an immensity of bulk or amount. // incurred a huge debt

Q: When would 'mammoth' be a good substitute for 'vast'?

The meanings of mammoth and vast largely overlap; however, mammoth suggests both hugeness and ponderousness of bulk. // a mammoth boulder

vast

adjective

ˈvast

Definition of vast

as in huge

unusually large a vast expanse of land just waiting to be settled

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How is the word vast distinct from other similar adjectives?

Some common synonyms of vast are colossal, enormous, gigantic, huge, immense, and mammoth. While all these words mean "exceedingly large," vast usually suggests immensity of extent.

the vast Russian steppes

When might colossal be a better fit than vast?

The words colossal and vast can be used in similar contexts, but colossal applies especially to a human creation of stupendous or incredible dimensions.

a colossal statue of Lincoln

How do enormous and immense relate to one another, in the sense of vast?

Enormous and immense both suggest an exceeding of all ordinary bounds in size or amount or degree, but enormous often adds an implication of abnormality or monstrousness.

an enormous expense

an immense shopping mall

Where would gigantic be a reasonable alternative to vast?

Although the words gigantic and vast have much in common, gigantic stresses the contrast with the size of others of the same kind.

a gigantic sports stadium

When could huge be used to replace vast?

The synonyms huge and vast are sometimes interchangeable, but huge commonly suggests an immensity of bulk or amount.

incurred a huge debt

When would mammoth be a good substitute for vast?

The meanings of mammoth and vast largely overlap; however, mammoth suggests both hugeness and ponderousness of bulk.

a mammoth boulder

Example Sentences

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.

Recent Examples of vast Fortunately for the script, other British and Hessian reënactors had arrived via freeway and the incredibly vast Orchard Beach parking lot. — Ian Frazier, New Yorker, 2 Nov. 2026 By the 1960s, Southern California’s beaches were wide and vast year-round. — Cindy Carcamo, Christian Science Monitor, 2 Nov. 2026 The vast majority — 80% — are rated solid Republican or solid Democrat. — Barbara Sprunt, NPR, 1 Nov. 2026 The arid landscape is creased with rugged mountain ranges, cleaved by scenic canyons and filled with vast stretches of open space interrupted by midsize cities and small towns that spring like oases from the desert floor. — Los Angeles Times, 1 Nov. 2026 See All Example Sentences for vast

Recent Examples of Synonyms for vast

Adjective

The eatery, famous for its ornate interiors, huge portions and even huger calorie counts, has been thrust into the 2026 midterm elections.

— Andrew J. Campa, Los Angeles Times, 1 Nov. 2026
Nakase changed her starting lineup in a move that paid huge dividends after Golden State fell behind 2-1, inserting Kaila Charles and Tiffany Hayes and bringing Kayla Thornton and Cecilia Zandalasini off the bench.

— Janie McCauley, Chicago Tribune, 1 Nov. 2026

Definition of huge

Adjective

As that enormous dome thinned through the Holocene, its margin withdrew up onto Baffin Island, and what’s left today is the deflated core of something that was once two miles thick.

— Jacek Krywko, ArsTechnica, 24 Oct. 2026
That move sparked enormous street protests in Israel, and alarmed many Israeli citizens overseas.

— Daniel Brook, New Yorker, 24 Oct. 2026

Definition of enormous

Adjective

Omar Sy has a huge following in France, but his voice also has this tremendous warmth and authority.

— Lexy Perez, HollywoodReporter, 6 Nov. 2026
Offensive coordinator Mike McDaniel is going to start calling plays from the booth instead of the sideline amid his unit’s tremendous struggles.

— Ryan Canfield OutKick, FOXNews.com, 6 Nov. 2026

Definition of tremendous

Adjective

Until now, untitled (halo)’s music has come couched in an alluringly dingy haze, so the first thing that leaps out about their debut is the massive upgrade in fidelity.

— Sam Goldner, Pitchfork, 6 Nov. 2026
Currently, to meet the massive capital requirements of AI infrastructure, American tech giants are expanding financing channels into overseas markets like Europe while extending bond maturities.

— , CNBC, 6 Nov. 2026

Definition of massive

Adjective

Models marched around a giant mound in the middle of the room in leather trench coats, militaristic jackets, shorts cut like briefs, and monochrome combat uniforms in shades of bone, charcoal, black, and red.

— Maxwell Adler, Vanity Fair, 5 Nov. 2026
Mare Nostrum follows the Captain (Banderas) at the helm of a giant commercial container ship carrying a billion-euro cargo from Istanbul to Cape Town.

— Zac Ntim, Deadline, 5 Nov. 2026

Definition of giant

Adjective

Sources told Variety at the time that the initial cut ran nearly 150 minutes but showed immense promise, and that a tighter second version shown in the weeks prior appeared to have hit the sweet spot.

— Clayton Davis, Variety, 2 Nov. 2026
Registering with the agency is also expected to ensure immense tax benefits.

— Gene Johnson, Los Angeles Times, 2 Nov. 2026

Definition of immense

Adjective

Democrats effectively tied corruption to affordability Democrats linked voter concerns over the cost of living to corruption in government in the lead-up to their colossal victory.

— Garrett Downs,MacKenzie Sigalos, CNBC, 4 Nov. 2026
On the 2023 album Does Spring Hide Its Joy, Stephen O’Malley, Lucy Railton, and Kali Malone elongated single chords to colossal proportions.

— Sasha Geffen, Pitchfork, 3 Nov. 2026

Definition of colossal

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varying

vast

vastitude

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“Vast.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/vast. Accessed 8 Nov. 2026.

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Synonyms of vast

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