normalization vs normalisation

normalization and normalisation both are nouns.

Word	Noun	Adjective	Verb	Adverb
normalization	Yes	No	No	No
normalisation	Yes	No	No	No

As nouns, normalization and normalisation are synonyms defined as:

normalization and normalisation: the imposition of standards or regulations

Other synonyms of normalization include standardisation, standardization.

normalization (noun)	normalisation (noun)
the imposition of standards or regulations	the imposition of standards or regulations