depolarisation vs British spelling

depolarisation and British spelling both are nouns.

Word	Noun	Adjective	Verb	Adverb
depolarisation	Yes	No	No	No
British spelling	Yes	No	No	No

depolarisation (noun)	British spelling (noun)
a loss of polarity or polarization	English orthography used in the UK, Ireland and most of the Commonwealth (characterized by 'analyse', 'centre' and 'useable')