fiber-optic

adjective

fi·​ber-op·​tic ˈfī-bər-ˌäp-tik How to pronounce fiber-optic (audio)
: of, relating to, or using fiber optics

Examples of fiber-optic in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Optical circuit switches are devices that determine the best path for optical signals to travel between fiber-optic cables. Liz Napolitano, CNBC, 9 Apr. 2026 One solution has been fiber-optic drones, which connect to their operators through long cables spooling out of their tails. Aidan Stretch, CBS News, 6 Apr. 2026 For one, during the dotcom era, much of the infrastructure built—such as fiber-optic cables—remained underutilized for years. Jake Angelo, Fortune, 1 Apr. 2026 Ukrainian forces have tested dual-control systems combining fiber-optic and radio links to mitigate these cable failures. Chris Young, Interesting Engineering, 30 Mar. 2026 See All Example Sentences for fiber-optic

Word History

First Known Use

1961, in the meaning defined above

Time Traveler
The first known use of fiber-optic was in 1961

Browse Nearby Words

Cite this Entry

“Fiber-optic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fiber-optic. Accessed 13 Apr. 2026.

Kids Definition

fiber-optic

adjective
fi·​ber-op·​tic
ˈfī-bər-ˌäp-tik
: of or relating to fiber optics
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