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 The weather service says that sea-surface temperatures along the coast will be in the 66- to 69-degree range in most areas through at least Friday and possibly into Saturday. — Gary Robbins, San Diego Union-Tribune, 2 July 2026 Over the past year, unusually warm ocean waters have spread across parts of California and the West Coast, pushing sea surface temperatures to record levels in parts of the Pacific. — Brandi D. Addison, USA Today, 2 July 2026 American writer Gardner Soule chronicled the decade’s thrilling race to inhabit the sea in a series of 1960s features for Popular Science. — Bill Gourgey, Popular Science, 2 July 2026 Transplants from the British Isles In 1776, as the nation’s founding generation proclaimed democratic ideals, music in the emerging United States consisted largely of British ballads, fiddle tunes, sea chanteys and hymns. — Ted Olson, The Conversation, 2 July 2026 See All Example Sentences for sea
Recent Examples of Synonyms for sea
ocean
Noun
  • Such a prolonged period of higher-than-normal ocean temperatures can wreak havoc on wildlife.
    — Los Angeles Times, Los Angeles Times, 6 July 2026
  • Remain out of the water to avoid hazardous surf and NEVER turn your back on the ocean.
    — CA Weather Bot, Sacbee.com, 6 July 2026
Definition of ocean

Phrases Containing sea

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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 8 Jul. 2026.

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More from Merriam-Webster on sea

Nglish: Translation of sea for Spanish Speakers

Britannica.com: Encyclopedia article about sea

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