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

Kevin O’Brien, president of the nonprofit Papahanaumokuakea Marine Debris Project, said the vessel left Lisianski Island on Monday and headed hundreds of miles (kilometers) out to sea away from the storm. — ABC News, 20 Aug. 2026

The only reason for optimism should be material actions to rein in the sea of red ink. — Bloomberg, Mercury News, 20 Aug. 2026

North Korea test-fired almost a dozen short-range ballistic missiles toward the sea on Thursday, South Korea’s Joint Chiefs of Staff said, in its third such test this month. — Reuters, NBC news, 20 Aug. 2026

The best place to do this is at Cape Perpetua, where the forest meets the sea. — Catherine Garcia, TheWeek, 20 Aug. 2026

Phrases Containing sea

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