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 lightweight conveyance system is designed to rapidly deploy bare optical fiber into complex, highly deviated, or horizontal wells without requiring conventional pump-down or tractor-assisted operations. Jijo Malayil, Interesting Engineering, 28 Oct. 2025 Entangled qubits transmitted over optical fibers and satellites will one day create ultra-secure communication channels, resistant to interception, while quantum sensors achieve unprecedented precision in measuring time, motion, and the environment. Mallik Tatipamula, IEEE Spectrum, 27 Oct. 2025 That bet on optical fiber eventually proved prescient. Dave Smith, Fortune, 23 Oct. 2025 Some of them have advanced our understanding of thunderstorms, led to improvements in the crystallization processes of key cancer-fighting drugs, detailed how to grow artificial retinas in space, explored the processing of ultrapure optical fibers and explained how to sequence DNA in orbit. John M. Horack, The Conversation, 24 Sep. 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 1 Nov. 2025.

Kids Definition

optical fiber

noun
: a single fiber-optic strand

Medical Definition

optical fiber

noun
: a single fiber-optic strand
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