regularization vs regularisation

regularization and regularisation both are nouns.

Word	Noun	Adjective	Verb	Adverb
regularization	Yes	No	No	No
regularisation	Yes	No	No	No

As nouns, regularization and regularisation are synonyms defined as:

regularization and regularisation: the act of bringing to uniformity; making regular

Other synonyms of regularization include regulation.

As nouns, regularization and regularisation are synonyms defined as:

regularization and regularisation: the condition of having been made regular (or more regular)

regularization (noun)	regularisation (noun)
the act of bringing to uniformity; making regular	the act of bringing to uniformity; making regular
the condition of having been made regular (or more regular)	the condition of having been made regular (or more regular)