1
a
: a great body of salt water that covers much of the earth
broadly : the waters of the earth as distinguished from the land and air
b
: a body of salt water of second rank more or less landlocked
the Mediterranean sea
c
: ocean
d
: an inland body of water
used especially for names of such bodies
the Caspian Sea
2
a
: surface motion on a large body of water or its direction
also : a large swell or wave
often used in plural
heavy seas
b
: the disturbance of the ocean or other body of water due to the wind
3
: something likened to the sea especially in vastness
a sea of faces
4
: the seafaring life
5
sea adjective
Phrases
at sea
1
: on the sea
specifically : on a sea voyage
2
to sea
: to or on the open waters of the sea

Examples of sea in a Sentence

the seas of the Southern Hemisphere millions of plants and animals live in the sea
Recent Examples on the Web The line is billing the attraction as the only over-water swing ride at sea. Nathan Diller, USA TODAY, 9 Apr. 2024 The idea for Serafina came about when Assaf and his co-founder Fabio Granato were stranded at sea in a small boat and daydreamed about the perfect pizza. Rebecca Aizin, Peoplemag, 8 Apr. 2024 The South China Sea has been a sea of peace and cooperation. Peter Aitken, Fox News, 7 Apr. 2024 On Thursday night, the iconic black and white checkerboard floors of Mr. Chow served as the perfect backdrop for a sea of guests dressed in tweed and gray suiting. Rachel Besser, Vogue, 7 Apr. 2024 American sanctions have stranded Russian cargoes at sea, with Venezuelan supply a potential next target. Lucia Kassai, Fortune, 7 Apr. 2024 When the sun comes out, the Neapolitans arrive to spend the day at the sea, especially on the weekends. Sara Magro, Condé Nast Traveler, 6 Apr. 2024 Related article Ukraine claims major drone strike on Russian airfield, killing servicemen and destroying aircraft Ukraine has responded with a rapid expansion of its own arms industry, in many ways more innovative than the Russians’, especially in developing long-range drones at sea and in the air. Tim Lister, CNN, 6 Apr. 2024 The idea of a long sea voyage inspired us to recommend a tasting of sparkling Immersed Wines aged under the sea and sparkling wines aged in the traditional way, on land. Lauren Mowery, Forbes, 29 Mar. 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'sea.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

Middle English see, from Old English ; akin to Old High German sea, Goth saiws

First Known Use

before the 12th century, in the meaning defined at sense 1a

Time Traveler
The first known use of sea was before the 12th century

Dictionary Entries Near sea

Cite this Entry

“Sea.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sea. Accessed 20 Apr. 2024.

Kids Definition

sea

noun
1
a
: a great body of salty water that covers much of the earth
also : the waters of the earth
b
: a body of salt water not as large as an ocean
the Mediterranean Sea
d
: an inland body of water either salt or fresh
the Sea of Galilee
2
: rough water
a high sea swept the deck
3
: something suggesting the sea (as in great size or depth)
a golden sea of wheat
4
: a life involving marine travel
hoped to make a career of the sea
5
sea adjective

More from Merriam-Webster on sea

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