Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “fibre optics”

See all translations

fibre optics

noun [plural] uk UK ( US fiber optics)   us  
the use of very thin glass or plastic threads through which light can travel to carry information, especially in phone, television, and computer systems
Translations of “fibre optics”
in Chinese (Traditional) 光導纖維, 光纖…
in Chinese (Simplified) 光导纤维, 光纤…
(Definition of fibre optics from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of fibre optics?
Add Cambridge dictionaries to your browser to your website

Definitions of “fibre optics” in other dictionaries

Word of the Day

baby

a very young child, especially one that has not yet begun to walk or talk

Word of the Day

The way we move (Verbs for walking and running)

by Kate Woodford,
March 25, 2015
​​​ This week we’re looking at interesting ways to describe the way that people move. Most of the verbs that we’ll be considering describe how fast or slow people move. Others describe the attitude or state of mind of the person walking or running. Some describe both. Starting with verbs for walking slowly,

Read More 

stackin’ p

March 30, 2015
idiom slang earning a lot of money ‘That’s a very generous present.”Yeah, well, she’s stackin’ p, innit?’

Read More