\Sea\, n. [OE. see, AS. s[=ae]; akin to D. zee, OS. & OHG.
s[=e]o, G. see, OFries. se, Dan. s["o], Sw. sj["o], Icel.
s[ae]r, Goth. saiws, and perhaps to L. saevus firce, savage.
[root] 151 a.]
1. One of the larger bodies of salt water, less than an
   ocean, found on the earth's surface; a body of salt water
   of second rank, generally forming part of, or connecting
   with, an ocean or a larger sea; as, the Mediterranean Sea;
   the Sea of Marmora; the North Sea; the Carribean Sea.
2. An inland body of water, esp. if large or if salt or
   brackish; as, the Caspian Sea; the Sea of Aral; sometimes,
   a small fresh-water lake; as, the Sea of Galilee.
3. The ocean; the whole body of the salt water which covers a
   large part of the globe.
         I marvel how the fishes live in the sea. --Shak.
         Ambiguous between sea and land The river horse and
         scaly crocodile.                      --Milton.
4. 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.
5. (Jewish Antiq.) A great brazen laver in the temple at
   Jerusalem; -- so called from its size.
         He made a molten sea of ten cubits from brim to
         brim, round in compass, and five cubits the height
         thereof.                              --2 Chron. iv.
                                               2.
6. Fig.: Anything resembling the sea in vastness; as, a sea
   of glory. --Shak.
         All the space . . . was one sea of heads.
                                               --Macaulay.
Note: Sea is often used in the composition of words of
      obvious signification; as, sea-bathed, sea-beaten,
      sea-bound, sea-bred, sea-circled, sealike, sea-nursed,
      sea-tossed, sea-walled, sea-worn, and the like. It is
      also used either adjectively or in combination with
      substantives; as, sea bird, sea-bird, or seabird, sea
      acorn, or sea-acorn.
{At sea}, upon the ocean; away from land; figuratively,
   without landmarks for guidance; lost; at the mercy of
   circumstances. ``To say the old man was at sea would be
   too feeble an expression.'' --G. W. Cable
{At full sea} at the height of flood tide; hence, at the
   height. ``But now God's mercy was at full sea.'' --Jer.
   Taylor.
{Beyond seas}, or {Beyond the sea} or {the seas} (Law), out
   of the state, territory, realm, or country. --Wharton.
{Half seas over}, half drunk. [Colloq.] --Spectator.
{Heavy sea}, a sea in which the waves run high.
{Long sea}, a sea characterized by the uniform and steady
   motion of long and extensive waves.
{Short sea}, a sea in which the waves are short, broken, and
   irregular, so as to produce a tumbling or jerking motion.
{To go to sea}, a adopt the calling or occupation of a
   sailor.