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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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

But even when care is available, stigma can still present a huge barrier.

— Lauren Mascarenhas, CNN Money, 23 Aug. 2026
Fifth Round - Romero 10-9 (Lopez 49-46) Romero opened a huge gash over Lopez’s eye with a left hook and then nearly dropped him with a right hand.

— Brian Mazique, Forbes.com, 23 Aug. 2026

Definition of huge

Adjective

Hardware rich… Engineers have reams of data from all 13 test flights of Starship and its giant booster rocket, known as the Super Heavy.

— Stephen Clark, ArsTechnica, 21 Aug. 2026
Returning and reflying both Starship stages is a key component in SpaceX's design for the giant rocket, which will be the largest, most powerful launch vehicle in history once the company works out all its kinks.

— Josh Dinner, Space.com, 21 Aug. 2026

Definition of giant

Adjective

Tucker is being counted on as a middle-of-the-order presence, but the enormous contract has made every prolonged downturn more difficult to ignore.

— Peter Chawaga, Forbes.com, 22 Aug. 2026
The researchers argue that the enormous cliff system triggered prolonged erosion that stripped away vast amounts of rock and helped expose some of North America’s oldest geological formations.

— Kaif Shaikh, Interesting Engineering, 21 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

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

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
The mammoth defensive tackle was a Packers seventh-round pick in 2022 and spent his first three years in Green Bay before signing with the Chicago Bears off the Packers’ practice squad in December 2024.

— Matt Schneidman, New York Times, 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 28 Aug. 2026.

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Synonyms of gigantic

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