Synonyms of sea

sea

noun

ˈsē 

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

• ocean
• waters
• Neptune
• blue
• brine
• deep
• seven seas
• depths
• basin
• high seas
• blue water
• main
• Davy Jones's locker

Example Sentences

Recent Examples of sea

For example, a rock generates a 12-nautical mile territorial sea but no exclusive economic zone. — Jill Goldenziel, Forbes.com, 30 July 2026

The sculptor Berthold Nebel left his mark across Manhattan, from the sea nymphs in the ceilings of the old Cunard Building at the foot of Broadway to the limestone reliefs at the Hispanic Society up on 155th Street. — Adriane Quinlan, Curbed, 30 July 2026

Researchers are using those satellite images and samples to track how the penguins' diet might be affected by changes in sea ice conditions, according to a NASA statement. — Brett Tingley, Space.com, 30 July 2026

There, the Prince of Wales spoke about Earthshot’s ambitious decade-long goal to protect 30% of land and sea by 2030. — Meredith Kile, PEOPLE, 30 July 2026

Phrases Containing sea

• at sea
• sea breeze
• sea devil
• sea dog