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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.
Russia’s fiber-optic, jamming-resistant drones are the equal to Ukraine’s, and Russia is believed to be producing them in larger numbers. Brad Lendon, CNN Money, 27 Nov. 2025 History’s warnings Scion sees a clear historical parallel with the early-2000s telecom boom, when heavy investment in fiber-optic networks far outpaced actual usage. Yun Li, CNBC, 25 Nov. 2025 Vandalism on fiber-optic cables in the tracks caused the closure Friday of the Orange and Green lines from Hayward to the Berryessa/North San Jose stations. Rick Hurd, Mercury News, 24 Nov. 2025 Crews are cleaning underwater fiber-optic lines that run across the Pacific Ocean from California to Asia, according to Rick Devinney, the contractor overseeing the work. Matthew Rodriguez, CBS News, 19 Nov. 2025 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 1 Dec. 2025.

Kids Definition

fiber-optic

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