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

These finds are just the tip of the Prime Day iceberg. — Annie Blackman, InStyle, 23 June 2026

The argument, which feels like the tip of a toxic iceberg, begins to get heated. — David Fear, Rolling Stone, 26 June 2026

Any greens work great here, but my family loves the crunchiness of iceberg and romaine here. — Sarah Martens, Better Homes & Gardens, 19 June 2026

Oakleaf Lettuce Loose-leaf lettuce like oak leaf lettuce tends to cost considerably more than head lettuce such as iceberg because their production, harvesting, and packaging is more involved. — Nadia Hassani, The Spruce, 29 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