sea

noun

\ ˈsē

Definition of sea

1a : 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

2a : 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 : mare entry 2

at sea

1 : on the sea specifically : on a sea voyage

2 : lost, bewildered

to sea

: to or on the open waters of the sea

Other Words from sea Synonyms More Example Sentences Learn More about sea

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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 With our access to the sea blocked, our entire mainland will be under threat of invasion, to say nothing of the nuclear threat. — Elliot Ackerman, Wired, "2034, Part VI: Crossing the Red Line," 2 Mar. 2021 Then, we're headed out to sea to explore the challenges and beauty a young rower saw while setting a new world record. — CNN, "CNN 10 - March 2, 2021," 1 Mar. 2021 The reason was largely a matter of practicality: The village needed to keep operating even when the men were out to sea. — Pamela Wright, BostonGlobe.com, "Got a day with no plans? Try visiting Wickford, R.I., in the winter," 24 Feb. 2021 English cited an example this month when a 26-year-old California tourist died as she was swept out to sea after a flash flood in Hana. — Rachel Chang, Travel + Leisure, "Hikers in Hawaii Who Disobey Signs May Soon Have to Pay for Their Own Rescues," 24 Feb. 2021 As Prickett swam way out to sea, Eisenman talked with Wolf about a future collaboration with A. L. Steiner, an artist and an activist who has been her close friend since the nineties. — Ian Parker, The New Yorker, "Every Nicole Eisenman Picture Tells a Story," 22 Feb. 2021 Navy sailors on ships heading out to sea last week, for example, were choosing to take the shot at rates exceeding 80% to 90%. — Arkansas Online, "Thousands of service members saying no to covid-19 vaccine," 18 Feb. 2021 Does the storm slide eastward out to sea, keeping cold air locked into the Washington area and the heavy snow bullseye between D.C. and Atlantic City? — Jeff Berardelli, CBS News, "Major snowstorm to impact 100 million people across Midwest and Northeast," 31 Jan. 2021 The body was discovered about 5 miles south of Cowell Ranch State Beach, where a 12-year-old boy was swept out to sea on Monday. — Steve Rubenstein, SFChronicle.com, "Woman’s body found on beach south of Half Moon Bay," 23 Jan. 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'sea.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.