fiberoptics vs fibre optics

fiberoptics and fibre optics both are nouns.

Word	Noun	Adjective	Verb	Adverb
fiberoptics	Yes	No	No	No
fibre optics	Yes	No	No	No

As nouns, fiberoptics and fibre optics are synonyms defined as:

fiberoptics and fibre optics: the transmission of light signals via glass fibers

Other synonyms of fiberoptics include fiber optics, fibreoptics.

fiberoptics (noun)	fibre optics (noun)
the transmission of light signals via glass fibers	the transmission of light signals via glass fibers