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

Plus, the cash flow from its chemical business is gigantic. —Jim Cramer, CNBC, 26 Oct. 2025

Titanic, gigantic GodzillaStomped on Tokyo, then on Manila. —Richard Lederer, San Diego Union-Tribune, 26 Oct. 2025

RelishMix reports that the social media reach on Chainsaw Man is massive at a half billion, 6x above anime genre norms across TikTok, Facebook, X, YouTube and Instagram combined with gigantic video views counts on YouTube of 351 million and counting. —Anthony D'alessandro, Deadline, 24 Oct. 2025

What epic tales might try to picture the explosion of the supervolcano in the Rocky Mountains and the gigantic crater lake of bubbling acid that eons ago swallowed places called Montana, Idaho, and Wyoming? —Literary Hub, 22 Oct. 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)