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

And these seven crooked cops are just the tip of the MSP jailbird iceberg. —Howie Carr, Boston Herald, 17 Jan. 2026

But that's only the tip of the terror iceberg where the Jimmies are concerned. —Megan McCluskey, Time, 16 Jan. 2026

Among the upgrades American military officials are planning are improvements to Pituffik Space Base's two-mile-long runway, a new boat to keep the port clear of icebergs and a slew of facility upgrades, including repairs to the Dundas dining facility. —Trevor Hughes, USA Today, 15 Jan. 2026

According to data by the US National Ice Center, several other icebergs have now overtaken A-23A in terms of total square miles. —Victor Tangermann, Futurism, 14 Jan. 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