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 With a little critical thinking, most reasonable people would conclude that this is not how a gigantic company like OpenAI would handle an incident like this. — Hershal Pandya, Vulture, 11 Aug. 2026 In Homewood on Tuesday, gigantic piles of mulch, tree limbs, and branches were already lying around from storms that hit earlier in the summer. — Adam Harrington, CBS News, 11 Aug. 2026 SpaceX just announced plans to build a gigantic complex in Texas called Terafab, a joint operation with Tesla that will manufacture advanced semiconductor chips for a wide range of applications. — Mike Wall, Space.com, 11 Aug. 2026 Replacing him will be a gigantic task, but the return of Johnson, TCU’s lone preseason All-Big 12 selection, should make the transition easier. — Steven Johnson, Fort Worth Star-Telegram, 10 Aug. 2026 See All Example Sentences for gigantic

Recent Examples of Synonyms for gigantic

Adjective

Golden Tempo, meanwhile, assumed his position near the back of the field as his deep closing style has delivered huge glory in the past.

— Danny Brewer, Forbes.com, 30 Aug. 2026
At least 788 people have been killed in Nepal following huge torrents along the Nepal-China border on Wednesday, according to local police.

— Bhadra Sharma, CNN Money, 30 Aug. 2026

Definition of huge

Adjective

What’s more, engineers will also be able to use the giant crane in the growing offshore wind industry.

— Georgina Jedikovska, Interesting Engineering, 28 Aug. 2026
The filming site was an empty office building in Fremont, California, and the explosion was real; pyrotechnician Tom Fisher used hundreds of gallons of gas to create that giant fireball.

— ArsTechnica, ArsTechnica, 28 Aug. 2026

Definition of giant

Adjective

That's an enormous battery for a PHEV – sufficiently large that for many owners, the gasoline engine could remain largely dormant during normal commuting.

— New Atlas, New Atlas, 29 Aug. 2026
The sport generates enormous media and sponsorship revenues, drives conference realignment and finances many of the other sports that universities operate.

— Joshua Hong, Fortune, 29 Aug. 2026

Definition of enormous

Adjective

South Florida’s vast Caribbean diaspora knows that consuls general come and go.

— Jacqueline Charles, Miami Herald, 27 Aug. 2026
Dark matter and dark energy, also not yet directly observed, together are the source of the vast majority of energy in the universe, but their physical natures are unknown.

— Don Figer, The Conversation, 27 Aug. 2026

Definition of vast

Adjective

However, fundraising on such a massive scale has also heightened market concerns over long-term capacity oversupply.

— , CNBC, 28 Aug. 2026
Trump then argued that a massive renovation of the building can’t be completed without his fundraising – and recognition for it with his name on the building and grounds – even though Congress appropriated $257 million for the project.

— Bart Jansen, USA Today, 27 Aug. 2026

Definition of massive

Adjective

Keenum, in his 15th season, remains a tremendous resource for both younger quarterbacks.

— Dan Wiederer, New York Times, 30 Aug. 2026
First of all, with its WFI, it's meant to process a tremendous amount of data in relatively short periods of time in order to survey gigantic zones of our cosmos.

— Monisha Ravisetti, Space.com, 30 Aug. 2026

Definition of tremendous

Adjective

In a statement posted on social media, Obama highlighted Parton’s humble roots, colossal impact in music and Hollywood, and her philanthropic work.

— Charisma Madarang, Rolling Stone, 26 Aug. 2026
Phuket, Thailand’s largest island in the Andaman Sea, is home to a colossal 147-foot marble statue known as Big Buddha and revered for its white-sand beaches.

— Demetrius Simms, Robb Report, 26 Aug. 2026

Definition of colossal

Adjective

But Coyote has hitched his hopes for the mammoth case upon a man who could only be called a coward.

— Angelica Jade Bastién, Vulture, 28 Aug. 2026
Warships, mammoth bones and parts of ancient constructions all have emerged from the slumping waters of the Danube, the Rhine and other rivers in the scorching drought that has also disrupted trade, power and water supplies.

— ABC News, ABC News, 20 Aug. 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 2 Sep. 2026.

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Synonyms of gigantic

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