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or (especially British) metacentre

[met-uh-sen-ter] /ˈmɛt əˌsɛn tər/
noun, Naval Architecture
the intersection between two vertical lines, one through the center of buoyancy of a hull in equilibrium, the other through the center of buoyancy when the hull is inclined slightly to one side or toward one end: the distance of this intersection above the center of gravity is an indication of the initial stability of the hull.
Origin of metacenter
1785-95; < French métacentre. See meta-, center Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for metacentre


the intersection of a vertical line through the centre of buoyancy of a floating body at equilibrium with the formerly vertical line through the centre of gravity of the body when the body is tilted
Derived Forms
metacentric, adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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