oxidisation vs oxidization

oxidisation and oxidization both are nouns.

Word	Noun	Adjective	Verb	Adverb
oxidisation	Yes	No	No	No
oxidization	Yes	No	No	No

As nouns, oxidisation and oxidization are synonyms defined as:

oxidisation and oxidization: the process of oxidizing; the addition of oxygen to a compound with a loss of electrons; always occurs accompanied by reduction

Other synonyms of oxidisation include oxidation.

oxidisation (noun)	oxidization (noun)
the process of oxidizing; the addition of oxygen to a compound with a loss of electrons; always occurs accompanied by reduction	the process of oxidizing; the addition of oxygen to a compound with a loss of electrons; always occurs accompanied by reduction