fiberoptics vs fiber optics

fiberoptics and fiber optics both are nouns.

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

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

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

Other synonyms of fiberoptics include fibre optics, fibreoptics.

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