glass fibre vs fibre optic cable

glass fibre and fibre optic cable both are nouns.

Word	Noun	Adjective	Verb	Adverb
glass fibre	Yes	No	No	No
fibre optic cable	Yes	No	No	No

glass fibre (noun)	fibre optic cable (noun)
a very thin fiber made of glass that functions as a waveguide for light; used in bundles to transmit images	a cable made of optical fibers that can transmit large amounts of information at the speed of light