gigantic

adjective

gi·​gan·​tic jī-ˈgan-tik 

jə-

: exceeding the usual or expected (as in size, force, or prominence)

gigantically

jī-ˈgan-ti-k(ə-)lē 

jə-

adverb

Synonyms

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

Choose the Right Synonym for gigantic

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 gigantic in a Sentence

a raccoon got into the trash and now there's a gigantic mess in our backyard

Recent Examples on the Web

If confirmed, this finding would mean the gigantic blue-green ice planet would have 29 moons. —Jorge Garay, Wired News, 22 Aug. 2025

The Intimacy Of Pismo Beach Corgi Nation Vacation The Pismo Beach Corgi Nation Vacation is smaller and feels more intimate than the gigantic beach parties at Huntington Beach, according to McLemore. —Jen Reeder, Forbes.com, 21 Aug. 2025

His gigantic pants, shin pads and elbow pads are all bespoke, too. —James Mirtle, New York Times, 21 Aug. 2025

The gigantic ship is separated into eight neighborhoods, each designed with specific activities and age groups in mind. —Patrick Connolly, The Orlando Sentinel, 20 Aug. 2025

Word History

Etymology

Greek gigantikos, from gigant-, gigas giant

First Known Use

1630, in the meaning defined above

Rhymes for gigantic

• atlantic
• pedantic
• romantic
• semantic
• vedantic
• antic
• frantic
• transatlantic
• unromantic

Kids Definition

gigantic

adjective

gi·​gan·​tic jī-ˈgant-ik 

: being beyond the ordinary or expected (as in size, weight, or strength)