Available Definitions:
1) n. - A small pan or vessel in which sauce was set on a table.
2) n. - A small dish, commonly deeper than a plate, in which a cup is set at table.
3) n. - Something resembling a saucer in shape.
4) n. - A flat, shallow caisson for raising sunken ships.
5) n. - A shallow socket for the pivot of a capstan.