Synonyms of colossal

colossal

adjective

kə-ˈlä-səl 

as in gigantic

unusually large

a colossal statue of the town's founder

Synonyms & Similar Words

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

Antonyms & Near Antonyms

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

Synonym Chooser

How is the word colossal distinct from other similar adjectives?

Some common synonyms of colossal are enormous, gigantic, huge, immense, mammoth, and vast. While all these words mean "exceedingly large," 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 colossal?

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 could gigantic be used to replace colossal?

In some situations, the words gigantic and colossal are roughly equivalent. However, gigantic stresses the contrast with the size of others of the same kind.

a gigantic sports stadium

When can huge be used instead of colossal?

Although the words huge and colossal have much in common, huge commonly suggests an immensity of bulk or amount.

incurred a huge debt

When would mammoth be a good substitute for colossal?

While in some cases nearly identical to colossal, mammoth suggests both hugeness and ponderousness of bulk.

a mammoth boulder

When is vast a more appropriate choice than colossal?

The words vast and colossal can be used in similar contexts, but vast usually suggests immensity of extent.

the vast Russian steppes

Example Sentences

Recent Examples of colossal

When speaking to Rolling Stone in 2017 about The Soundtrack of Our Lives, a documentary tracing his colossal 50-plus-year career, Davis emphasized his lasting love for music. —Charisma Madarang, Rolling Stone, 29 May 2026

Danny Coulombe and Greg Weissert combined to allow five runs in a colossal sixth-inning meltdown, turning what had been a tight game into a blowout that the Braves went on to win 10-2. —Mac Cerullo, Boston Herald, 28 May 2026

To churn out thousands of those spacecraft each year, Musk called for a colossal catapult to be built on the lunar surface. —Leonard David, Space.com, 28 May 2026

But the latest season, which debuted in February and chronicled the cast’s dramatic summer of 2025, exploded into a broader pop culture moment as fans began to re-examine Batula and Wilson’s on-screen interactions amid the colossal off-camera revelation. —Pilar Melendez, NBC news, 27 May 2026