Australian spelling vs optical fibre

Australian spelling and optical fibre both are nouns.

Word	Noun	Adjective	Verb	Adverb
Australian spelling	Yes	No	No	No
optical fibre	Yes	No	No	No

Australian spelling (noun)	optical fibre (noun)
English orthography used in Australia (characterized by 'analyse', 'centre', 'usable')	a very thin fiber made of glass that functions as a waveguide for light; used in bundles to transmit images