from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A midway point between a ship's centre of buoyancy when upright and its centre of buoyancy when tilted; it must be above the centre of gravity to enable a tilting ship to return to an upright position.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. (shipbuilding) the point of intersection between two vertical lines, one line through the center of buoyancy of the hull of a ship in equilibrium and the other line through the center of buoyancy of the hull when the ship is inclined to one side; the distance of this intersection above the center of gravity is an indication of the stability of the ship
From French métacentre, from méta- + centre. (Wiktionary)