localization of function vs localisation

localization of function and localisation both are nouns.

Word	Noun	Adjective	Verb	Adverb
localization of function	Yes	No	No	No
localisation	Yes	No	No	No

As nouns, localization of function and localisation are synonyms defined as:

localization of function and localisation: (physiology) the principle that specific functions have relatively circumscribed locations in some particular part or organ of the body

Other synonyms of localization of function include localisation of function, localisation principle, localization, localization principle.

localization of function (noun)	localisation (noun)
(physiology) the principle that specific functions have relatively circumscribed locations in some particular part or organ of the body	a determination of the place where something is
	(physiology) the principle that specific functions have relatively circumscribed locations in some particular part or organ of the body