sea
the salt waters that cover the greater part of the earth's surface.
a division of these waters, of considerable extent, more or less definitely marked off by land boundaries: the North Sea.
one of the seven seas; ocean.
a large lake or landlocked body of water.
the degree or amount of turbulence of the ocean or other body of water, as caused by the wind.
the waves.
a large wave: The heavy seas almost drowned us.
a widely extended, copious, or overwhelming quantity: a sea of faces; a sea of troubles.
the work, travel, and shipboard life of a sailor: The sea is a hard life but a rewarding one.
Astronomy. mare3.
of, relating to, or adapted for use at sea.
Idioms about sea
at sea, : Also asea.
on the ocean.
perplexed; uncertain: completely at sea as to how to answer the question.
follow the sea, to pursue a nautical career: Many boys then dreamed of following the sea.
go to sea,
to set out on a voyage.
to embark on a nautical career.
half seas over, Slang. partly or completely drunk: They came home at dawn, looking half seas over.: Also half-seas over.
put to sea, to embark on a sea voyage: The expedition is nearly ready to put to sea.: Also put out to sea.
Origin of sea
1Other words for sea
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use sea in a sentence
The technology exists to keep us from ever losing a commercial airliner over open seas ever again.
Red Tape and Black Boxes: Why We Keep ‘Losing’ Airliners in 2014 | Clive Irving | December 29, 2014 | THE DAILY BEASTBut the bad weather and heavy seas could not be blamed on Bradley.
Blood in the Sand: When James Jones Wrote a Grunt’s View of D-Day | James Jones | November 15, 2014 | THE DAILY BEASTTriton will begin patrolling the seas with six ships based in Lampedusa and Porto Empedocle in Sicily on November 1.
Britain’s Let-Em-All-Die Policy | Nico Hines, Barbie Latza Nadeau | November 1, 2014 | THE DAILY BEASTThe seas are calm, no waves violently knocking the hull, as they inevitably will during long stretches of the race.
Only in the high seas are there still some habitats free of invasive species.
‘Mission Blue’ Warning: The Ocean Is Not Too Big to Fail | Sylvia A. Earle | August 15, 2014 | THE DAILY BEAST
There is cause for alarm when they bring one hundred and ten ships into these seas without any means of resistance on our part.
They wanted Papa and Mamma, gone to Bombay beyond the seas, and their grief while it lasted was without remedy.
Kipling Stories and Poems Every Child Should Know, Book II | Rudyard KiplingThe graceful flying-fish, like a fair white bird, goes glancing above the blue magnificence of the tropical seas.
God and my Neighbour | Robert BlatchfordEdward, while busily arranging 'to cross seas' to Flanders, was also pushing forward preparations for a 'Scottish War.'
King Robert the Bruce | A. F. MurisonIt is not an easy matter to sit up in a gale of wind, with freezing spray, and sometimes green seas, sweeping over one!
The Floating Light of the Goodwin Sands | R.M. Ballantyne
British Dictionary definitions for sea
/ (siː) /
the sea the mass of salt water on the earth's surface as differentiated from the land: Related adjectives: marine, maritime, thalassic
(as modifier): sea air
(capital when part of place name)
one of the smaller areas of ocean: the Irish Sea
a large inland area of water: the Caspian Sea
turbulence or swell, esp of considerable size: heavy seas
(capital when part of a name) astronomy any of many huge dry plains on the surface of the moon: See also mare 2
anything resembling the sea in size or apparent limitlessness
the life or career of a sailor (esp in the phrase follow the sea)
at sea
on the ocean
in a state of confusion
go to sea to become a sailor
put to sea or put out to sea to embark on a sea voyage
Origin of sea
1Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for sea
[ sē ]
The continuous body of salt water that covers most of the Earth's surface.
A region of water within an ocean and partly enclosed by land, such as the North Sea. See Note at ocean.
A large body of either fresh or salt water that is completely enclosed by land, such as the Caspian Sea.
Astronomy A mare.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Other Idioms and Phrases with sea
In addition to the idiom beginning with sea
- sea legs
- seal of approval
- seal off
- seal one's fate
also see:
- 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)
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
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