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
as in whale
something that is unusually large and powerful
even as sport-utility vehicles go, that one is a mammoth
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of mammoth
Kevin Acee, San Diego Union-Tribune, 6 Aug. 2025
In 1978, as the mammoth anti-shah protests grew, the U.S. was unable to respond effectively; different branches of the government worked against one another and didn’t even share relevant information.
—Arash Azizi, The Atlantic, 5 Aug. 2025
Mike Bezemek, Smithsonian Magazine, 10 July 2025
The earliest blue whale fossils date to about 1.5 million years ago, and, at 98 feet long and more than 200 tons, the whale is larger than any mammoth or dinosaur.
—Riley Black, Smithsonian Magazine, 11 July 2025
See All Example Sentences for mammoth
Adjective
Then their new relief pitcher allowed a mammoth game-tying home run on a blazing fastball.
—Kevin Acee, San Diego Union-Tribune, 6 Aug. 2025
In 1978, as the mammoth anti-shah protests grew, the U.S. was unable to respond effectively; different branches of the government worked against one another and didn’t even share relevant information.
—Arash Azizi, The Atlantic, 5 Aug. 2025
Noun
This was an important clue to a developing theory that grazing megafauna—such as the extinct mammoths and mastodons that once roamed the southern Appalachians—may have played a role.
—Mike Bezemek, Smithsonian Magazine, 10 July 2025
The earliest blue whale fossils date to about 1.5 million years ago, and, at 98 feet long and more than 200 tons, the whale is larger than any mammoth or dinosaur.
—Riley Black, Smithsonian Magazine, 11 July 2025
See All Example Sentences for mammoth
Recent Examples of Synonyms for mammoth
Adjective
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My view is that this is the first tiny snowball that is starting to roll down a snowy hill and soon will be a gigantic avalanche that everybody will be talking about. Time will tell.—
Lance Eliot,
Forbes.com,
7 Aug. 2025
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The duo utilized a park near their production stages to erect the set pieces that included buildings, tents, and a gigantic tower with an observation deck – the latter of which required constructing multiple versions.—
Daron James,
IndieWire,
7 Aug. 2025
Noun
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While juvenile white sharks mainly eat bottom fish, smaller sharks and rays, and schooling fish and squids, larger white sharks feed on seal and sea lion colonies and occasionally scavenge dead whales.—
Saman Shafiq,
USA Today,
13 Aug. 2025
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Over the course of three days, the rescue team worked to cut away the snarled ropes, with video capturing their approach to the whale in a small boat.—
Brendan Rascius,
Miami Herald,
12 Aug. 2025
Adjective
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The pre-match tifo at the Roker End depicted the County Durham legend of the giant Lambton worm, slayed by a gallant local hero.—
Philip Buckingham,
New York Times,
17 Aug. 2025
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With a giant open-air amphitheater, a covered pavilion that hosts the local farmers market, and plenty of open green spaces to relax, Trailblazer Park is an excellent way to enjoy the town from a local’s perspective.—
Symiah Dorsey,
Southern Living,
17 Aug. 2025
Noun
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There’s a visit to the Flaming Cliffs, where the first dinosaur egg was discovered, and an immersion in the contemporary wonders of the capital, Ulaanbaatar, in this land of rugged beauty.—
Everett Potter,
Forbes.com,
13 Aug. 2025
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The Field Museum won the dinosaur fossil for $8.36 million during an eight-minute auction held Oct. 4, 1997. 1994: Kenneth Hansen was charged with the October 1955 murders of three boys — brothers John, 13, and Anton Schuessler, 11 and their friend Robert Peterson, 14.—
Kori Rumore,
Chicago Tribune,
12 Aug. 2025
Adjective
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The numbers show that while AC/DC’s international fanbase is huge, U.S. listeners — whose activity is counted on the Billboard Global 200 but not on the Billboard Global Excl.—
Hugh McIntyre,
Forbes.com,
7 Aug. 2025
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That's huge for schools, researchers, and developers who've never had access to this kind of tech at this kind of price.—
Kurt Knutsson,
FOXNews.com,
7 Aug. 2025
Noun
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Power Rangers uh, have fought monster bugs…sometimes?—
Paul Tassi,
Forbes.com,
7 Aug. 2025
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The luxury, 387-room hotel, located in Tokyo's Roppongi Hills complex, is collaborating with the Nintendo, the parent company of Pokémon, to give its fans the ultimate respite this summer: a few nights surrounded by their favorite pocket monsters.—
Jalyn Robinson,
Travel + Leisure,
7 Aug. 2025
Adjective
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But the implications for American patients, employers, and the healthcare system as a whole are enormous.—
Sally Pipes,
Forbes.com,
8 Aug. 2025
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Two enormous doors slide open to reveal a dark, gaping space beyond them.—
Carly Tagen-Dye,
People.com,
8 Aug. 2025
Noun
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Next door is the optional adjoining Suite Jaune d’Or bathed in the golden tones of Marrakech’s desert sands, where elephants march around ceilings in sculpted relief.—
Rebecca Ann Hughes,
Forbes.com,
5 Aug. 2025
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Whether a baby elephant is taking its first steps or colorful birds are fluttering about, every corner presents a new perspective.—
Maija de Rijk-Uys
Published,
Travel + Leisure,
4 Aug. 2025
Cite this Entry
“Mammoth.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/mammoth. Accessed 21 Aug. 2025.
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