sea

noun

ˈsē How to pronounce sea (audio)
Definition of seanext
as in ocean
the whole body of salt water that covers nearly three-fourths of the earth millions of plants and animals live in the sea

Synonyms & Similar Words

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Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of sea Washington claimed that the launchers were preparing to fire rockets carrying sea mines into the Hormuz Strait. — Lim Hui Jie, CNBC, 2 Sep. 2026 The Italian yard launched a fully custom superyacht on the final day of the month, with the 148-footer hitting the seas during a special ceremony in Genoa. — Rachel Cormack, Robb Report, 2 Sep. 2026 Tycho Crater is visible in the lower region of the lunar disk close to the shadow, while bright ejecta rays of reflective material brighten the darker lunar seas, where lava solidified to form basaltic plains billions of years ago. — Anthony Wood, Space.com, 28 Aug. 2026 Bird Watching The Channel Islands are also home to 387 land and sea bird species, a treat for any avid birder. — Cu Fleshman, Travel + Leisure, 27 Aug. 2026 See All Example Sentences for sea
Recent Examples of Synonyms for sea
ocean
Noun
  • Alexiou’s film feels defined by water, as the characters increasingly take to the ocean and stormy weather sets in from above.
    — Guy Lodge, Variety, 30 Aug. 2026
  • The Pismo Beach Pier stretches out 1,200 feet into the ocean.
    — Sacbee.com, Sacbee.com, 30 Aug. 2026
Definition of ocean

Phrases Containing sea

Browse Nearby Words

scuzzy
sea
seabag
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Cite this Entry

“Sea.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/sea. Accessed 5 Sep. 2026.

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More from Merriam-Webster on sea

Britannica.com: Encyclopedia article about sea

Last Updated: - Updated example sentences
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