Guide and Optical fiber

Guide noun - One that accompanies another for protection, guidance, or as a courtesy.

Optical fiber and guide are semantically related in light guide topic. In some cases you can use "Optical fiber" instead a noun "Guide".

Nearby Words: guidance, guided, guideline, guiding

Optical fiber noun - A very thin fiber made of glass that functions as a waveguide for light; used in bundles to transmit images.

Guide and optical fiber are semantically related in light guide topic. You can use "Guide" instead a noun phrase "Optical fiber".