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

Relevance

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

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

Noun

These results raise some questions about how Ice Age hunter-gatherers interacted with wooly mammoths. — Laura Baisas, Popular Science, 30 July 2026 For a mammoth, a successful pregnancy in an elephant surrogate would drag on for almost two years. — Taylor Dotson, Scientific American, 10 July 2026 See All Example Sentences for mammoth

Recent Examples of Synonyms for mammoth

Adjective

Or Mitch Moreland hits a gigantic late-inning homer in game four of a World Series game to make that series 3-1 instead of 2-2.

— Ian Miller OutKick, FOXNews.com, 6 Oct. 2026
Still, a gigantic price target hike to $1,000 from $796 prior, representing 35% upside.

— Jim Cramer, CNBC, 6 Oct. 2026

Definition of gigantic

Noun

While responding to the incident, crews observed three whales in the area off Fire Island National Seashore.

— ABC News, ABC News, 8 Oct. 2026
The region has a mild climate, and its beaches and lakes offer a host of opportunities for water activities during the fall, including whale watching, kayaking and paddleboarding.

— Jeanne Bonner, CNN Money, 7 Oct. 2026

Definition of whale

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

Noun

On the day of the scavenger hunt, the team hides its creations around town, while ravenous worm-hunters eagerly await their first hint of where a ceramic worm decorated to look like a pickle, or a crayon, or a rainbow dinosaur, can be found.

— Camila Pedrosa, Sacbee.com, 12 Oct. 2026
Leaning into its history, Kessler has outfitted the hotel with installations that channel the Jurassic period, including life size dinosaur skeletons and fossils, backlit in a range of bright colors, displayed throughout the walls.

— Condé Nast, Condé Nast Traveler, 11 Oct. 2026

Definition of dinosaur

Adjective

The account has more than 13 million followers, giving whoever controlled it access to a huge audience and the credibility that comes with Microsoft’s name.

— Kurt Knutsson, FOXNews.com, 11 Oct. 2026
For a family living in poverty, having a home can make a huge difference in the fight for survival.

— Kamala Thiagarajan, NPR, 11 Oct. 2026

Definition of huge

Noun

The story begins in 1990, when John Eng, an endocrinologist at the Veterans Administration, isolated a peptide from the venom of Gila monsters, the nearly two-foot-long lizards native to the Southwest.

— Dr. Bowman Heiden, Fortune, 10 Oct. 2026
Here the goal is to traverse a sprawling castle, defeating all kinds of monsters and gathering gear and experience points to get stronger.

— Andrew Webster, The Verge, 9 Oct. 2026

Definition of monster

Adjective

First developed in the 1950s, this aircraft has an enormous weapon payload capacity and intercontinental range.

— Christopher McFadden, Interesting Engineering, 11 Oct. 2026
On top of store closures and unsold inventory, the company was choking on enormous debt from a private equity buyout in 2014.

— Phil Wahba, Fortune, 10 Oct. 2026

Definition of enormous

Noun

Colossal is undertaking a similar process in their woolly mammoth project – that involves genetically modifying an Asian elephant.

— Colleen McKown, CNBC, 10 Oct. 2026
Serious safari-goers can also take day trips to Hwange National Park to see the endangered wild dog, and to Chobe National Park with its massive elephant herds across the border in Botswana.

— Charukesi Ramadurai, Condé Nast Traveler, 9 Oct. 2026

Definition of elephant

Browse Nearby Words

mammies

mammoth

mammoths

See all Nearby Words

Articles Related to mammoth

Cite this Entry

Style

“Mammoth.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/mammoth. Accessed 14 Oct. 2026.

Copy Citation

Synonyms of mammoth

adjective

noun

Synonym Chooser

Example Sentences

Browse Nearby Words

The Words of the Week - Dec. 6

8 Words for Really Big Things

'Disinformation,' 'Parka,' and Other...

Cite this Entry

More from Merriam-Webster on mammoth

More from Merriam-Webster

Word of the Day

deportment

Popular in Grammar & Usage

'Affect' vs. 'Effect'

Merriam-Webster’s Great Big List of Words You Love to Hate

The Exceptions of '-s' and '-es' Plurals

Is it 'nerve-racking' or 'nerve-wracking'?

What's the difference between 'fascism' and 'socialism'?

Popular in Wordplay

16 Food Words Recently Added to the Dictionary

The Real Origin of 'Supercalifragilistic'

9 Words That Sound Like Insults But Aren't

7 Words for Bad Endings and Rough Situations

The Words of the Week - Oct. 9

Popular

'Affect' vs. 'Effect'

16 Food Words Recently Added to the Dictionary

The Real Origin of 'Supercalifragilistic'

Games & Quizzes