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
Examples of tsunami in a Sentence
Recent Examples on the Web
Moments later, the wave that rockfall generated (a tsunami) washed over the nearby villages of Nuugaatsiaq and Illorsuit.
—
Paul Bierman, Washington Post, 7 Jan. 2026
Japan’s Japan Meteorological Agency says there is no tsunami risk, but warns that earthquakes up to upper-5 intensity could continue for about a week, with the highest risk in the next two to three days.
—Anthony Trotter, ABC News, 6 Jan. 2026
But when a tsunami rocks their island, profound tragedy ensues, and immediately ups the stakes of a brief encounter.
—Literary Hub, Literary Hub, 6 Jan. 2026
These pressures could produce a tsunami that fractures the state’s fiscal foundation, self-inflicts a crisis ultimately demanding drastic cuts, and cripples its competitiveness.
—Andrew Rein, New York Daily News, 6 Jan. 2026
See All Example Sentences for tsunami
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Paul Bierman, Washington Post, 7 Jan. 2026
Japan’s Japan Meteorological Agency says there is no tsunami risk, but warns that earthquakes up to upper-5 intensity could continue for about a week, with the highest risk in the next two to three days.
—Anthony Trotter, ABC News, 6 Jan. 2026
But when a tsunami rocks their island, profound tragedy ensues, and immediately ups the stakes of a brief encounter.
—Literary Hub, Literary Hub, 6 Jan. 2026
These pressures could produce a tsunami that fractures the state’s fiscal foundation, self-inflicts a crisis ultimately demanding drastic cuts, and cripples its competitiveness.
—Andrew Rein, New York Daily News, 6 Jan. 2026
See All Example Sentences for tsunami
Cite this Entry
“Tsunami.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/tsunami. Accessed 10 Jan. 2026.
Copy CitationKids 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"
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