mammoth

US /ˈmæm.əθ/
UK /ˈmæm.əθ/
"mammoth" picture
1.

a large extinct elephant of the Pleistocene epoch, typically hairy with long curved tusks

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The museum has a skeleton of a woolly mammoth.
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Scientists are studying the DNA of a frozen mammoth.
1.

very large; huge

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The company undertook a mammoth task of rebuilding the entire system.
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It was a mammoth effort to move all the furniture by hand.
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hugeenormousgiganticcolossalmassive