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

Auctioneers say the unending fascination with the Titanic — which sank after hitting an iceberg on its maiden voyage from Europe to New York in 1912, killing more than 1,500 people — and the rarity of artifacts adds up to high demand and exorbitant prices. — Patrick Whittle, Chicago Tribune, 22 June 2026

This $200,000 bad check appears to be just the tip of a massive financial iceberg. — Alejandro Avila, FOXNews.com, 17 June 2026

But that’s just the tip of the next gen’s digital iceberg. — Jill Kargman, Architectural Digest, 16 June 2026

Torn, butter lettuce leaves are a great substitute for Little Gem, and iceberg, green, or red leaf work well in place of romaine. — Erin Merhar, Southern Living, 13 June 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