galvanisation vs Australian spelling

galvanisation and Australian spelling both are nouns.

Word	Noun	Adjective	Verb	Adverb
galvanisation	Yes	No	No	No
Australian spelling	Yes	No	No	No

galvanisation (noun)	Australian spelling (noun)
either the work of covering with metal by the use of a galvanic current or the coating of iron with zinc to protect it from rusting	English orthography used in Australia (characterized by 'analyse', 'centre', 'usable')
stimulation that arouses a person to lively action
stimulation with a galvanic current