iceberg

noun

ice·​berg ˈīs-ˌbərg 

1

: a large floating mass of ice detached from a glacier

2

: an emotionally cold person

3

: iceberg lettuce

Synonyms of iceberg

• clam
• icicle
• stick

Examples of iceberg in a Sentence

a brilliant doctor, no doubt, but both patients and staff complain that he is an iceberg

Recent Examples on the Web

Judy’s size is about 400 square miles—that’s likely much larger than any possible Greenland iceberg, Borchow says. — Emma Gometz, Scientific American, 2 Oct. 2026

Like an iceberg, most of its mass lay hidden beneath the surface. — Literary Hub, 30 Sep. 2026

The species Cichorium intybus (the botanical name for chicory) includes the green stalky Catalogna; the pan di zucchero, which is the Italian equivalent of iceberg; and the gorgeous radicchio. — Tamar Adler, Vogue, 29 Sep. 2026

The interiors are soothing greys and blues, with touches of silver, and art depicts icebergs and seascapes. — Condé Nast, Condé Nast Traveler, 23 Sep. 2026

Word History

Etymology

probably partial translation of Danish or Norwegian isberg, from is ice + berg mountain

First Known Use

1784, in the meaning defined at sense 1

Phrases Containing iceberg

• iceberg lettuce
• the tip of the iceberg
• tip of the iceberg

Kids Definition

iceberg

noun

ice·​berg ˈīs-ˌbərg 

: a large floating mass of ice detached from a glacier