Definition of optical fiber in English:

optical fiber

Syllabification: op·ti·cal fi·ber

noun

A thin glass fiber through which light can be transmitted.
More example sentences
  • Such fibres might outperform normal optical fibres because light trapped in their hollow core travels through a tenuous gas, rather than a solid glass.
  • In that technique, an optical fiber is used to transmit light from a specially coated lens.
  • The light detected by the receiver is transmitted through an optical fibre to a computerised spectrum analyser.

Definition of optical fiber in:

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Word of the day animalcule
Pronunciation: ˌanəˈmalˌkyo͞ol
noun
a microscopic animal