Meaning of “optical fibre” in the English Dictionary


"optical fibre" in Business English

See all translations

optical fibrenoun [ C or U ]

UK US optical fiber uk us COMMUNICATIONS, IT

a very thin glass or plastic thread that can send information in the form of light signals:

A strand of optical fibre as thin as a human hair can transmit the equivalent of millions of words in a single second.

(Definition of “optical fibre” from the Cambridge Business English Dictionary © Cambridge University Press)