tsunami

noun

tsu·​na·​mi (t)su̇-ˈnä-mē 

plural tsunamis also tsunami

: a great sea wave produced especially by submarine earth movement or volcanic eruption : tidal wave

tsunamic

(t)su̇-ˈnä-mik 

adjective

Examples of tsunami in a Sentence

Recent Examples on the Web

First, in 1960, a tsunami destroyed much of the town, killing several of the Kiyosakis’ classmates. — Christopher Cox, Vanity Fair, 26 Aug. 2026

But in the vast expanse between the Sierra Nevada and Utah border, a not-exactly-wide-open race for Congress is testing whether a blue wave, should one come November, is ankle-high or something more akin to a political tsunami. — Los Angeles Times, 23 Aug. 2026

Flores experienced one of the country’s deadliest disasters in 1992, when an earthquake and ensuing tsunami killed about 2,500 people. — ABC News, 19 Aug. 2026

Basarnas/Handout/Anadolu/Getty For many residents, the disaster revived painful memories of a powerful earthquake and tsunami that struck Flores in 1992, killing about 2,500 people. — CBS News, 17 Aug. 2026

Word History

Etymology

Japanese, from tsu harbor + nami wave

First Known Use

1896, in the meaning defined above

Rhymes for tsunami

• salami
• tatami
• thalami
• balmy
• brahmi
• commie
• mommy
• palmy
• rami
• saami
• swami
• swamy

Kids Definition

tsunami

noun

tsu·​na·​mi (t)su̇-ˈnäm-ē 

: a great sea wave produced especially by an earthquake or volcanic eruption under the sea : tidal wave

Etymology

Japanese, from tsu "harbor" + nami "wave"