centre of buoyancy vs center of buoyancy

centre of buoyancy and center of buoyancy both are nouns.

Word	Noun	Adjective	Verb	Adverb
centre of buoyancy	Yes	No	No	No
center of buoyancy	Yes	No	No	No

As nouns, centre of buoyancy and center of buoyancy are synonyms defined as:

centre of buoyancy and center of buoyancy: (physics) the center of mass of the immersed part of ship or other floating object

Other synonyms of centre of buoyancy include center of immersion, centre of immersion.

centre of buoyancy (noun)	center of buoyancy (noun)
(physics) the center of mass of the immersed part of ship or other floating object	(physics) the center of mass of the immersed part of ship or other floating object