colossal

adjective

co·​los·​sal kə-ˈlä-səl 

1

: of, relating to, or resembling a colossus

colossal statues

2

: of a bulk, extent, power, or effect approaching or suggesting the stupendous or incredible

colossal rock formations

colossal stellar explosions

3

: of an exceptional or astonishing degree

a colossal failure

a colossal bore

colossal ambition

colossally

kə-ˈlä-sə-lē 

adverb

Synonyms of colossal

• gigantic
• huge
• enormous
• giant
• vast
• massive
• tremendous
• mammoth
• monumental
• immense
• astronomical
• titanic
• monstrous

Choose the Right Synonym for colossal

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 colossal in a Sentence

a colossal statue of the town's founder

Recent Examples on the Web

From flaming surfaces to raging storms, and colossal cliffs to icy fissures, each of these locations has a unique hazard. —Kaif Shaikh, Interesting Engineering, 13 Nov. 2025

Thoughts have turned immediately to whether there is a world in which the BBC would have to cough up this colossal figure, which amounts to £760M at current conversion rates. —Max Goldbart, Deadline, 11 Nov. 2025

The sibling filmmaking duo spent most of the 2010s making a colossal two-part movie adaptation of King’s 1,138-page horror opus about a shapeshifting clown who terrorizes the small town of Derry, Maine. —Christian Zilko, IndieWire, 6 Nov. 2025

Filler shots of chauffeurs, champagne and colossal walk-in closets with pristine designer clobber glistening and gleaming from glass shelves centred around trays and trays of priceless jewels assault the viewer’s senses between almost every scene. —Alejandra Gularte, Vulture, 5 Nov. 2025

Word History

Etymology

see colossus

First Known Use

1664, in the meaning defined at sense 1

Rhymes for colossal

• apostle
• hydrocele
• nitrosyl
• subbasal
• docile
• fossil
• jostle
• hypoglossal
• nannofossil

Kids Definition

colossal

adjective

co·​los·​sal kə-ˈläs-əl 

1

: of, relating to, or resembling a colossus

especially : of very great size

a colossal office building

2

: extraordinary, exceptional

colossal growth

a colossal failure

colossally

-ə-lē 

adverb