MAMMOTH Synonyms: 153 Similar and Opposite Words

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

Some common synonyms of mammoth are colossal , enormous , gigantic , huge , immense , and vast . While all these words mean "exceedingly large," mammoth suggests both hugeness and ponderousness of bulk. // a mammoth boulder

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

Although the words colossal and mammoth have much in common, colossal applies especially to a human creation of stupendous or incredible dimensions. // a colossal statue of Lincoln

Q: How are the words 'enormous' and 'immense' related as synonyms of 'mammoth'?

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 would 'gigantic' be a good substitute for 'mammoth'?

The words gigantic and mammoth can be used in similar contexts, but gigantic stresses the contrast with the size of others of the same kind. // a gigantic sports stadium

Q: When can 'huge' be used instead of 'mammoth'?

In some situations, the words huge and mammoth are roughly equivalent. However, huge commonly suggests an immensity of bulk or amount. // incurred a huge debt

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

The meanings of vast and mammoth largely overlap; however, vast usually suggests immensity of extent. // the vast Russian steppes

mammoth 1 of 2

adjective

Definition of mammoth

as in gigantic

unusually large a mammoth book with color plates of birds native to North America

Synonyms & Similar Words

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Antonyms & Near Antonyms

mammoth

2 of 2

noun

ˈma-məth

as in whale

something that is unusually large and powerful even as sport-utility vehicles go, that one is a mammoth

Synonyms & Similar Words

Antonyms & Near Antonyms

Synonym Chooser

How is the word mammoth distinct from other similar adjectives?

Some common synonyms of mammoth are colossal, enormous, gigantic, huge, immense, and vast. While all these words mean "exceedingly large," mammoth suggests both hugeness and ponderousness of bulk.

a mammoth boulder

When might colossal be a better fit than mammoth?

Although the words colossal and mammoth have much in common, colossal applies especially to a human creation of stupendous or incredible dimensions.

a colossal statue of Lincoln

How are the words enormous and immense related as synonyms of mammoth?

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 would gigantic be a good substitute for mammoth?

The words gigantic and mammoth can be used in similar contexts, but gigantic stresses the contrast with the size of others of the same kind.

a gigantic sports stadium

When can huge be used instead of mammoth?

In some situations, the words huge and mammoth are roughly equivalent. However, huge commonly suggests an immensity of bulk or amount.

incurred a huge debt

Where would vast be a reasonable alternative to mammoth?

The meanings of vast and mammoth largely overlap; 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 mammoth

Adjective

Dangote’s plan to take the refinery public is in line with efforts to list shares of its mammoth fertilizer and cement units in Nigeria and London respectively. — Alexander Onukwue, semafor.com, 26 June 2026 The hours of sleuthing the world’s largest online retailer for the best of its Prime Day deals under $100 has finally paid off, but there’s no time to waste; the mammoth sales event ends tomorrow night. — Kate McGregor, Architectural Digest, 25 June 2026

Noun

Surviving Earth explores the world 450M years ago featuring giant sea scorpions, mammoths and sabertooths. — Peter White, Deadline, 12 Mar. 2026 According to this theory, those now-extinct megafauna—the giant ground sloths and the giant beavers, the mastodons and mammoths, and even the lions and dire wolves—were relatively quickly hunted to extinction. — Literary Hub, 10 June 2026 See All Example Sentences for mammoth

Recent Examples of Synonyms for mammoth

Adjective

But a loss, coming after such an absurd, farcical process, and removing the possibility of a gigantic matchup against Spain or Portugal in the quarterfinals in Los Angeles, would be unforgivable.

— Ian Miller OutKick, FOXNews.com, 3 July 2026
The gigantic star cluster inside the nebula NGC 3603 (about 20,000 light-years away) shines in a second image.

— Andrew Paul, Popular Science, 2 July 2026

Definition of gigantic

Noun

Beyond the rides, families can climb the Lookout Towers, meet baby dinosaurs, and explore interactive play areas.

— Jacqueline Dole, Travel + Leisure, 5 July 2026
Schindler compared Pluto's reclassification to the dinosaur Brontosaurus, which was renamed Apatosaurus after further study before later regaining its original classification as scientists refined their understanding.

— Samantha Mathewson, Space.com, 1 July 2026

Definition of dinosaur

Adjective

Benjamin Willis, a Lorain, Ohio, teenager and huge Marvel movie fan, opened his mouth in awe.

— Rodney Ho, AJC.com, 6 July 2026
That water supply is not the same water supply that goes toward agriculture, which accounts for a huge portion of the water used in the country, Anisfeld said.

— Jeanine Santucci, USA Today, 5 July 2026

Definition of huge

Adjective

Hagan Community Park in Rancho Cordova transformed from a serene hangout spot into an enormous fun-fest fit for a nation’s 250th birthday on Friday.

— Camila Pedrosa, Sacbee.com, 4 July 2026
Over time, these little communication shifts can create enormous changes in your home.

— Siggie Cohen, CNBC, 4 July 2026

Definition of enormous

Noun

Excavators uncovered stone artifacts and bones of Stegodon florensis insularis, a bison-size extinct relative of elephants, near the Homo floresiensis fossils.

— Ashley Strickland, CNN Money, 3 July 2026
Andrea Gutierrez, a University of Texas professor who researched captive elephants in South Asia, said Kerala's temple elephants are male, which poses a problem.

— ABC News, ABC News, 3 July 2026

Definition of elephant

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mammies

mammoth

mammoths

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“Mammoth.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/mammoth. Accessed 7 Jul. 2026.

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Synonyms of mammoth

adjective

noun

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