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optical fiber

noun

: a single fiber-optic strand

Examples of optical fiber 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.
The ROVs rely on several kilometers of cable containing just three single-mode optical fibers. Edd Gent, IEEE Spectrum, 27 Nov. 2025 Photons weaken in optical fibers, and unlike classical light, quantum information cannot be copied or amplified. Aamir Khollam, Interesting Engineering, 18 Nov. 2025 Corning, which makes optical fibers for data centers, was especially attractive to us after the stock’s post-earnings sell-off late last month. Morgan Chittum, CNBC, 15 Nov. 2025 That bet on optical fiber eventually proved prescient. Dave Smith, Fortune, 23 Oct. 2025 See All Example Sentences for optical fiber

Word History

First Known Use

1962, in the meaning defined above

Time Traveler
The first known use of optical fiber was in 1962

Browse Nearby Words

Cite this Entry

“Optical fiber.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/optical%20fiber. Accessed 3 Dec. 2025.

Kids Definition

optical fiber

noun
: a single fiber-optic strand

Medical Definition

optical fiber

noun
: a single fiber-optic strand
Last Updated: - Updated example sentences
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