centre of immersion vs center of immersion

centre of immersion and center of immersion both are nouns.

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

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

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

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

centre of immersion (noun)	center of immersion (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