Lightguide
Optical fiber and lightguide are semantically related. In some cases you can use "Optical fiber" instead a noun "Lightguide".
Optical fiber
Optical fiber noun - A very thin fiber made of glass that functions as a waveguide for light; used in bundles to transmit images.
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Synonyms for Optical fiber
Lightguide and optical fiber are semantically related. You can use "Lightguide" instead a noun phrase "Optical fiber".
Mutual synonyms
Cite this Source
Optical fiber and Lightguide. (2017). Retrieved 2026, August 02, from https://thesaurus.plus/related/lightguide/optical_fiber
Lightguide & Optical fiber. N.p., 2017. Web. 02 Aug. 2026. <https://thesaurus.plus/related/lightguide/optical_fiber>.
Optical fiber or Lightguide. 2017. Accessed August 02, 2026. https://thesaurus.plus/related/lightguide/optical_fiber.
Google Ngram Viewer shows how "lightguide" and "optical fiber" have occurred on timeline