center of immersion vs center of buoyancy

center of immersion and center of buoyancy both are nouns.

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

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

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

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

center of immersion (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