GIGANTIC Synonyms: 123 Similar and Opposite Words

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

Some common synonyms of gigantic are colossal , enormous , huge , immense , mammoth , and vast . While all these words mean "exceedingly large," gigantic stresses the contrast with the size of others of the same kind. // a gigantic sports stadium

Q: When is 'colossal' a more appropriate choice than 'gigantic'?

The words colossal and gigantic 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 'gigantic'?

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: When might 'huge' be a better fit than 'gigantic'?

While the synonyms huge and gigantic are close in meaning, huge commonly suggests an immensity of bulk or amount. // incurred a huge debt

Q: When could 'mammoth' be used to replace 'gigantic'?

While in some cases nearly identical to gigantic , mammoth suggests both hugeness and ponderousness of bulk. // a mammoth boulder

Q: When can 'vast' be used instead of 'gigantic'?

In some situations, the words vast and gigantic are roughly equivalent. However, vast usually suggests immensity of extent. // the vast Russian steppes

gigantic

adjective

jī-ˈgan-tik

Definition of gigantic

as in huge

unusually large a raccoon got into the trash and now there's a gigantic mess in our backyard

Synonyms & Similar Words

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Synonym Chooser

How is the word gigantic distinct from other similar adjectives?

Some common synonyms of gigantic are colossal, enormous, huge, immense, mammoth, and vast. While all these words mean "exceedingly large," gigantic stresses the contrast with the size of others of the same kind.

a gigantic sports stadium

When is colossal a more appropriate choice than gigantic?

The words colossal and gigantic 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 gigantic?

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

When might huge be a better fit than gigantic?

While the synonyms huge and gigantic are close in meaning, huge commonly suggests an immensity of bulk or amount.

incurred a huge debt

When could mammoth be used to replace gigantic?

While in some cases nearly identical to gigantic, mammoth suggests both hugeness and ponderousness of bulk.

a mammoth boulder

When can vast be used instead of gigantic?

In some situations, the words vast and gigantic are roughly equivalent. However, vast usually suggests immensity of extent.

the vast Russian steppes

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 gigantic Find an old Porsche, Jaguar or Mini, rip everything out, throw in a gigantic modern engine, carbon-fiber bodywork and enough computing power to launch a satellite, then ask half a million dollars for it. — New Atlas, 29 Sep. 2026 We were seated in front of a gigantic blue screen, where the landscape would be matted in later. — Kyle MacLachlan, HollywoodReporter, 29 Sep. 2026 What about drawing a gigantic grid and just partitioning the area into squares? — Daniel Immerwahr, New Yorker, 28 Sep. 2026 The Dutch shipyard has just unveiled its biggest concept to date, a gigantic 377-foot megayacht called Hive. — Nicole Hoey, Robb Report, 25 Sep. 2026 See All Example Sentences for gigantic

Recent Examples of Synonyms for gigantic

Adjective

Thorton had the first two-touchdown game of his career and made the huge catch to set up the go-ahead touchdown before the injury.

— Blair Kerkhoff, Kansas City Star, 5 Oct. 2026
This deprived the treasurers of huge assets that otherwise could have been invested to generate billions of dollars for the pensions — a gap present-day taxpayers must fill.

— Keith M. Phaneuf, Hartford Courant, 4 Oct. 2026

Definition of huge

Adjective

Most of the time, Mark just flails, complains, and pouts like a giant baby, and Affleck’s twitchy, rapid-fire delivery can’t give the character any life or depth.

— Bilge Ebiri, Vulture, 8 Oct. 2026
If a crack reaches a giant zucchini’s internal cavity, the zucchini — known as marrow by growers — is disqualified.

— Kyle Melnick, Washington Post, 8 Oct. 2026

Definition of giant

Adjective

That creates an enormous range of possible eclipse trips, from the Mediterranean coast and the mountains of southern Spain to historic cities, archaeological sites and desert landscapes across North Africa.

— Jamie Carter, Space.com, 3 Oct. 2026
PewDiePie argues that users do not necessarily need an enormous model for everyday agentic tasks.

— Kaif Shaikh, Interesting Engineering, 3 Oct. 2026

Definition of enormous

Adjective

Questions remain over how the Premier League could create competitive balance, given the vast differences in spending ability between its biggest clubs and smaller challengers.

— Jacob Feldman, Sportico.com, 7 Oct. 2026
Halzen had the idea to turn the vast Antarctic ice into such a detector.

— Arkansas Online, Arkansas Online, 7 Oct. 2026

Definition of vast

Adjective

On Monday, stand-up comedians on social media launched a massive awareness campaign to pressure one of their own, Sebastian Maniscalco, to reconsider recent programming decisions at his SiriusXM radio station, Sebastian Maniscalco’s Comedy Radio.

— Hershal Pandya, Vulture, 8 Oct. 2026
The whole story unfolds within a massive narrative arc that spans the roughly 20 years of the hunt for the Monster.

— Nick Vivarelli, Variety, 8 Oct. 2026

Definition of massive

Adjective

Both execs are well-liked and respected, and both boast tremendous domains, consisting of both studios and networks.

— Michael Schneider, Variety, 2 Oct. 2026
Diamonds are crystallized under tremendous pressure and heat deep inside the Earth and then thrust to the surface through volcanic activity before they’re scattered by water or wind.

— LAURA TURBAY, ABC News, 2 Oct. 2026

Definition of tremendous

Adjective

The signal, however, is evidence of a colossal magnetic field — not intelligent life.

— Jacopo Prisco, CNN Money, 2 Oct. 2026
The sensational international rescue of the famously sentient creatures, replete with colossal cargo planes, huge crates and Shedd staffers working in the dead of night to transport and care for the whales, must have looked made for social media.

— Arkansas Online, Arkansas Online, 28 Sep. 2026

Definition of colossal

Adjective

The date is dangerously close to that of the opening of the Whitney’s mammoth Roy Lichtenstein exhibition, scheduled to begin member previews on October 8.

— News Desk, Artforum, 2 Oct. 2026
That projection is gargantuan, equivalent to the output from mammoth American economic engines, such as transportation, restaurants and hotels.

— David Goldman, CNN Money, 28 Sep. 2026

Definition of mammoth

Browse Nearby Words

gigantesque

gigantic

gigantism

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“Gigantic.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/gigantic. Accessed 9 Oct. 2026.

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Synonyms of gigantic

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