optical fiber

noun

: a single fiber-optic strand

Examples of optical fiber in a Sentence

Recent Examples on the Web
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Securing critical sea-bed infrastructure The UUVs are increasing being employed to monitor the health and security of critical sea-bed infrastructure this includes oil and gas pipelines as well as optical fiber internet cables. Prabhat Ranjan Mishra, Interesting Engineering, 14 May 2026 Corning – Shares of the specialty glass and optical fiber company jumped 10%. Darla Mercado, Cfp®,davis Giangiulio, CNBC, 11 May 2026 The plan is to use Leo for on-site internet access since the events are often based in rural and remote areas without access to optical fiber. Michael Kan, PC Magazine, 20 Apr. 2026 Robotic positioners precisely line up optical fibers, and 10 spectrographs collect light and split it into separate colors to determine the position, velocity, and chemical composition of each object. ArsTechnica, 15 Apr. 2026 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

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Cite this Entry

“Optical fiber.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/optical%20fiber. Accessed 16 May. 2026.

Kids Definition

optical fiber

noun
: a single fiber-optic strand

Medical Definition

optical fiber

noun
: a single fiber-optic strand
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