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.
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 And to evade interference from electronic jammers, the militaries of both Russia and Ukraine launch drones attached to miles-long spools of fiber-optic wire. Holly Williams, CBS News, 29 Mar. 2026 Meanwhile, the second study, published March 17 in the journal Earth and Space Science, found that thicker, stiffer fiber-optic cables with consistent contact with the lunar surface produce stronger signals. Samantha Mathewson, Space.com, 24 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

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Cite this Entry

“Fiber-optic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fiber-optic. Accessed 11 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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