Main Entry: sea

Pronunciation: \ˈsē\

Function: noun

Etymology: Middle English see, from Old English sǣ; akin to Old High German sē sea, Gothic saiws

Date: before 12th century

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 : ³mare

— sea adjective

— 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