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

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

It’s believed that the 26-year-old will earn a yearly salary of around $23m, a colossal figure considering his wages in Bergamo amounted to $3.1m per-season. —Emmet Gates, Forbes.com, 10 July 2025

Swansea, who finished a colossal 86 places above Wrexham as recently as 2019-20, will be their divisional peers next time around — the first time the clubs have been in the same division since 2003. —Richard Sutcliffe, New York Times, 9 July 2025

Here’s what to know about the deadly flooding, the colossal weather system that drove it in and around Kerr County and ongoing efforts to identify victims. —Chicago Tribune, 8 July 2025

Here's what to know about the deadly flooding, the colossal weather system that drove it in and around Kerr County, Texas, and ongoing efforts to identify victims. —CBS News, 7 July 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