What is the swell of the ocean or other body of water in a high wind; motion of the water's surface; also, a single wave; a billow; as, there was a high sea after the storm; the vessel shipped a sea called?

sea — The swell of the ocean or other body of water in a high wind; motion of the water's surface; also, a single wave; a billow; as, there was a high sea after the storm; the vessel shipped a sea. (Webster's 1913.)

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