mammoth

noun
mam·​moth | \ ˈma-məth \

Definition of mammoth 

(Entry 1 of 2)

1 : any of a genus (Mammuthus) of extinct Pleistocene mammals of the elephant family distinguished from recent elephants by highly ridged molars, usually large size, very long tusks that curve upward, and well-developed body hair
2 : something immense of its kind the company is a mammoth of the industry

mammoth

adjective

Definition of mammoth (Entry 2 of 2)

: of very great size

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Choose the Right Synonym for mammoth

Adjective

enormous, immense, huge, vast, gigantic, colossal, mammoth mean exceedingly large. 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 huge commonly suggests an immensity of bulk or amount. incurred a huge debt vast usually suggests immensity of extent. the vast Russian steppes gigantic stresses the contrast with the size of others of the same kind. a gigantic sports stadium colossal applies especially to a human creation of stupendous or incredible dimensions. a colossal statue of Lincoln mammoth suggests both hugeness and ponderousness of bulk. a mammoth boulder

Examples of mammoth in a Sentence

Noun

even as sport-utility vehicles go, that one is a mammoth

Adjective

Renovating the house is a mammoth undertaking. a mammoth book with color plates of birds native to North America
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Recent Examples on the Web: Noun

Pat Druckenmiller, earth sciences curator at the University of Alaska Museum of the North, said mammoths generally died out at the end of the Pleistocene Era 11,000 to 12,000 years ago. Washington Post, "Theft of mammoth proportions: Agency seeks stolen tusk," 19 June 2018 Measuring these mammoths is best done using the yardstick of profits relative to GDP. The Economist, "History’s biggest firms," 5 July 2018 In the area of Belaya Gora, in northeastern Siberia, locals use high-power water hoses to dig through the ground in search of mammoths and other ice age animals. Alessandra Potenza, The Verge, "Digging mammoths in the Arctic isn’t as pretty and sci-fi as this new Lego set suggests," 21 May 2018 So the idea is to use gene-editing techniques such as CRISPR to insert the ancient robust genes from mammoths into Asian elephant cells and create embryos that may grow up to be elephant-mammoth hybrids that can. Yasemin Saplakoglu, Fox News, "Could reviving Woolly-Mammoth genes fight the effects of global warming?," 17 May 2018 Smilodon, a saber-toothed cat around the size of today’s African lion, skulked across the grasslands in search of ground sloths and mammoths. Jason G. Goldman, Scientific American, "In 200 Years Cows May Be the Biggest Land Mammals on the Planet," 20 Apr. 2018 There were massive mammoths three times bigger than modern-day elephants, giant ground sloths up to 20 feet in length, and strange, armadillo-like beasts known as glyptodons that were roughly the size of a VW bus. Deborah Netburn, latimes.com, "The more humans spread, the smaller other mammals get. Elephants, rhinos and hippos had better watch out," 20 Apr. 2018 Despite claims that the hybrid embryo could be created as soon as next year, the project is far from resurrecting herds of mammoths. Alessandra Potenza, The Verge, "Inside the high-tech plot to save the northern white rhino from extinction," 6 Apr. 2018 These two mammoths of golf, who have combined for 19 major championship wins and who failed miserably as a Ryder Cup pairing in 2004, co-existed as if lifelong chums for almost three hours Tuesday. Jesse Smithey, Detroit Free Press, "Whoa! Tiger Woods and Phil Mickelson put on a show at Masters practice," 3 Apr. 2018

Recent Examples on the Web: Adjective

It is bookended by two mammoth works featuring a camouflage pattern—an apt motif for an artist who cultivated a facade of blank neutrality, parrying probing questions about his art and inspiration with gnomic sound bites. Brenda Cronin, WSJ, "Warhol Takes New York, Again," 26 Oct. 2018 Opening September 7 in the Piazza Cordusio near the Duomo, the Starbucks Reserve Roastery is the first-ever branch of the mammoth coffee chain to land in Italy, and Starbucks' third roastery. Lale Arikoglu, Condé Nast Traveler, "Starbucks Has Officially Landed in Italy," 6 Sep. 2018 There will also be another mammoth outdoor choral work to follow the one by David Lang last year, this time written by John Luther Adams for the Harlem Meer. David Allen, New York Times, "15 Classical Music Festivals to See This Summer," 17 May 2018 After the last recession, the Federal Reserve built up a mammoth $4.5 trillion portfolio of mostly mortgage and Treasury securities in an effort to boost financial markets and the economy. Nick Timiraos, WSJ, "Fed Faces Decisions on Shrinking Its Huge Bond Portfolio," 1 July 2018 According to the draft budget, the country’s mammoth debt will decline from 180.4 percent of annual output this year to 167.8 percent next year — a drop from 335 to 323 billion euros ($382 billion to $368 billion). Raf Casert, The Seattle Times, "Greece: Creditors approve U-turn on pension cuts," 21 Nov. 2018 Another part of the company is proposing to spend many times that sum over the next 10 to 20 years to develop and test the BFR, a mammoth rocket and capsule larger than any built before, to transport people to Mars. Andy Pasztor, WSJ, "SpaceX Launches First Loan," 20 Nov. 2018 And in Europe, people started representing animals in art around the same time, such as on figurines carved in mammoth ivory from Germany. Kiona N. Smith, Ars Technica, "The world’s oldest figurative drawing depicts a wounded animal," 9 Nov. 2018 In 2013, a 40,000-year-old wooly mammoth carcass was unearthed on remote Maly Lyakhovsky Island in Northern Siberia. James Rogers, Fox News, "Gruesome mammoth 'kill site' discovered," 7 Sep. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'mammoth.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of mammoth

Noun

1706, in the meaning defined at sense 1

Adjective

1801, in the meaning defined above

History and Etymology for mammoth

Noun

Russian mamont, mamot

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Time Traveler for mammoth

The first known use of mammoth was in 1706

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More Definitions for mammoth

mammoth

noun

English Language Learners Definition of mammoth

 (Entry 1 of 2)

: a type of large, hairy elephant that lived in ancient times and that had very long tusks that curved upward

: something that is very large

mammoth

adjective

English Language Learners Definition of mammoth (Entry 2 of 2)

: very large

mammoth

noun
mam·​moth | \ ˈma-məth \

Kids Definition of mammoth

 (Entry 1 of 2)

: a very large hairy extinct elephant with long tusks that curve upward

mammoth

adjective

Kids Definition of mammoth (Entry 2 of 2)

: very large : huge a mammoth iceberg

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More from Merriam-Webster on mammoth

Thesaurus: All synonyms and antonyms for mammoth

Spanish Central: Translation of mammoth

Nglish: Translation of mammoth for Spanish Speakers

Britannica.com: Encyclopedia article about mammoth

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