sea

[see]

noun

1. the salt waters that cover the greater part of the earth's surface.

2. a division of these waters, of considerable extent, more or less definitely marked off by land boundaries.

   the North Sea.

3. one of the seven seas; ocean.

4. a large lake or landlocked body of water.

5. the degree or amount of turbulence of the ocean or other body of water, as caused by the wind.

6. the waves.

7. a large wave.

   The heavy seas almost drowned us.

8. a widely extended, copious, or overwhelming quantity.

   a sea of faces; a sea of troubles.

   Synonyms: mass, abundance, host, multitude

9. the work, travel, and shipboard life of a sailor.

   The sea is a hard life but a rewarding one.

10. Astronomy.,  mare.

adjective

1. of, relating to, or adapted for use at sea.

sea

/ siː /

noun

1. 1. the mass of salt water on the earth's surface as differentiated from the land

   2. ( as modifier )

      sea air

2. (capital when part of place name)

   1. one of the smaller areas of ocean

      the Irish Sea

   2. a large inland area of water

      the Caspian Sea

3. turbulence or swell, esp of considerable size

   heavy seas

4. (capital when part of a name) astronomy any of many huge dry plains on the surface of the moon See also mare 2

5. anything resembling the sea in size or apparent limitlessness

6. the life or career of a sailor (esp in the phrase follow the sea )

7. 1. on the ocean

   2. in a state of confusion

8. to become a sailor

9. to embark on a sea voyage

sea

1. The continuous body of salt water that covers most of the Earth's surface.

2. A region of water within an ocean and partly enclosed by land, such as the North Sea.

3. See Note at ocean

4. A large body of either fresh or salt water that is completely enclosed by land, such as the Caspian Sea.

5. Astronomy,  A mare.

Word History and Origins

Origin of sea¹

First recorded before 900; Middle English see, Old English sǣ; cognate with Dutch zee, German See, Old Norse sær “sea,” Gothic saiws “marsh”

Word History and Origins

Origin of sea¹

Old English sǣ; related to Old Norse sǣr, Old Frisian sē, Gothic saiws, Old High German sēo

Idioms and Phrases

Idioms

1. at sea, Also

   1. on the ocean.

   2. perplexed; uncertain.

      completely at sea as to how to answer the question.

2. go to sea,

   1. to set out on a voyage.

   2. to embark on a nautical career.

3. half seas over, partly or completely drunk: Also

   They came home at dawn, looking half seas over.

4. put to sea, to embark on a sea voyage: Also put out to sea.

   The expedition is nearly ready to put to sea.

5. follow the sea, to pursue a nautical career.

   Many boys then dreamed of following the sea.

More idioms and phrases containing sea

• at sea
• between a rock and a hard place (devil and the deep blue sea)
• high seas
• not the only fish in the sea
• put out (to sea)

Example Sentences

"Xiphodracon translates to sword-like dragon and that is in reference to that very long, sword-like snout, but also the fact that ichthyosaurs have been referred to as sea dragons for about 200 years."

Read more on BBC

Further attacks on rail, road and sea logistics prevented Germany and Japan from resupplying their forces and sustaining industry.

Read more on Wall Street Journal

The archipelago is vulnerable to climate change and is facing rising sea levels, the deterioration of the marine ecosystem -- particularly its coral reefs -- as well as landslides, flooding and drought.

Read more on Barron's

This makes it well-adapted to hide within the white leaves of its sea pen host.

Read more on Science Daily

Less than a half-hour from Philadelphia, the Edelman, which opened March 29, takes full advantage of its site, once a sea teeming with marine creatures and, more recently, a glauconite quarry.

Read more on Wall Street Journal

Related Words

• expanse 
• lake 
• ocean 
• pond 
• surf