Synonyms

mammoth

American

[mam-uhth] / ˈmæm əθ /

noun

any large, elephantlike mammal of the extinct genus Mammuthus, from the Pleistocene Epoch, having hairy skin and ridged molar teeth.

adjective

immensely large; huge; enormous.

a mammoth organization.

mammoth British

/ ˈmæməθ /

noun

any large extinct elephant of the Pleistocene genus Mammuthus (or Elephas ), such as M. primigenius ( woolly mammoth ), having a hairy coat and long curved tusks

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

adjective

of gigantic size or importance

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

mammoth Scientific

/ măm′əth /

Any of various extinct elephants of the genus Mammuthus, having long, upwardly curving tusks and thick hair. Mammoths grew to great size and lived throughout the Northern Hemisphere during the Ice Age.

Related Words

See gigantic.

Etymology

Origin of mammoth

1690–1700; < Russian mam(m)ot (now mámont ), first used in reference to remains of the animal found in Siberia; origin uncertain

Compare meaning

How does mammoth compare to similar and commonly confused words? Explore the most common comparisons:

mastodon vs. mammoth

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Bryn and his house also played a big part in the 2019 Christmas special as the host and head chef of the mammoth dinner for more than 13 people.

From BBC

In November, the High Court in London found BHP "strictly liable" for the disaster following a mammoth trial, which could lead to billions of dollars in damages shared among 620,000 plaintiffs.

From Barron's

It goes without saying that despite an upturn in form for the Premier League's bottom three sides, it would take a mammoth effort for any of them to beat the drop this season.

From BBC

The artist's commitment to singing in Spanish in a music industry that has historically marginalized Latino voices makes his mammoth success even more extraordinary.

From Barron's

LLM developers like OpenAI are directing much of the mammoth investment they have received into Nvidia's products, rushing to build GPU-stuffed data centres to serve an anticipated flood of demand for AI services.

From Barron's

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023