Synonyms of mammoth

mammoth 1 of 2

adjective

as in gigantic

unusually large

a mammoth book with color plates of birds native to North America

Synonyms & Similar Words

• gigantic
• giant
• huge
• enormous
• massive
• vast
• colossal
• tremendous
• monumental
• immense
• titanic
• astronomical
• bumper
• monster
• astronomic
• monstrous
• mountainous
• big
• mighty
• sizable
• gargantuan
• mega
• oversized
• humongous
• grand
• elephantine
• oceanic
• prodigious
• cosmic
• oversize
• heroic
• herculean
• great
• whopping
• planetary
• jumbo
• humungous
• super
• cyclopean
• galactic
• Himalayan
• pharaonic
• cosmical
• supersized
• substantial
• leviathan
• considerable
• majestic
• heroical
• king-sized
• Brobdingnagian
• supersize
• formidable
• staggering
• king-size
• walloping
• handsome
• gigantesque
• extensive
• sizeable
• major
• good
• whacking
• vasty
• super-duper
• imposing
• hefty
• voluminous
• outsized
• bulky
• outsize
• gross
• tidy
• hulking
• infinite
• overgrown
• largish
• stupendous
• overwhelming
• goodly
• grandiose
• cavernous
• towering
• monolithic
• lofty
• august
• boundless
• immeasurable

Antonyms & Near Antonyms

• tiny
• miniature
• microscopic
• micro
• diminutive
• minuscule
• pygmy
• infinitesimal
• teeny
• pocket
• Lilliputian
• wee
• teensy
• microscopical
• midget
• small
• bitty
• mini
• little bitty
• puny
• minute
• smallish
• little
• petite
• undersized
• undersize
• bantam
• teeny-weeny
• microminiature
• teensy-weensy
• dinky
• dwarfish
• pint-size
• pint-sized
• half-pint

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

• whale
• giant
• dinosaur
• monster
• elephant
• behemoth
• colossus
• titan
• Goliath
• mastodon
• hulk
• leviathan
• blockbuster
• jumbo
• whopper
• dreadnought
• heavyweight
• bulk
• juggernaut
• giantess
• amazon
• steamroller

Antonyms & Near Antonyms

• diminutive
• dwarf
• midget
• pigmy
• mite
• half-pint
• pygmy
• runt
• lightweight
• weakling
• wisp
• wimp
• peewee
• nonentity
• whippersnapper
• twerp

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

Recent Examples of mammoth

Adjective

The mammoth season opener — Miami’s first between two top-10 teams since 2004 — is an obvious barometer on where both teams stand, how close to back each is. —Miami Herald, 29 Aug. 2025

The spa, built between mammoth-sized granite boulders, offers Guerlain rituals infused with native botanicals, while the resort’s five restaurants run the gamut from fine French to Mediterranean, pan-Asian, and Creole comfort food. —Chris Schalkx, Robb Report, 28 Aug. 2025

Noun

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

The mammoths may be gone, but the people are still here. —Lisa Deaderick, San Diego Union-Tribune, 5 July 2025