Meanings
nounoptical fibre (countable and uncountable, plural optical fibres)
plural optical fibres · alternative optical fiber
- UKcountableuncountableA thin, transparent, flexible fibre, made of glass or plastic, used for transmitting light.
Synonyms & antonyms
nouna very thin fiber made of glass that functions as a waveguide for light; used in bundles to transmit images
Also see
Synonym sets from Open English WordNet, CC BY 4.0.
Translations
Bulgarian опти́чно влакно́
- опти́чно влакно́ (optíčno vlaknó)fibre used for transmitting light
Catalan fibra òptica
- fibra òpticafibre used for transmitting light
Chinese Mandarin 光導纖維 /光导纤维；光纖 /光纤
- 光導纖維 /光导纤维；光纖 /光纤 (guāngdǎoxiānwéi)fibre used for transmitting light
Czech optické vlákno
- optické vláknofibre used for transmitting light
Danish lysleder
- lyslederfibre used for transmitting light
Dutch glasvezel
- glasvezelfibre used for transmitting light
Finnish valokuitu
- valokuitufibre used for transmitting light
French fibre optique
- fibre optiquefibre used for transmitting light
German Lichtwellenleiter
- Lichtwellenleiterfibre used for transmitting light
Greek οπτική ίνα
- οπτική ίνα (optikí ína)fibre used for transmitting light
Icelandic ljósleiðari
- ljósleiðarifibre used for transmitting light
Indonesian serat optik
- serat optikfibre used for transmitting light
Italian fibra ottica
- fibra otticafibre used for transmitting light
Japanese 光ファイバ, 光ファイバー
- 光ファイバ (hikari-faiba)fibre used for transmitting light
- 光ファイバー (hikari-faibā)fibre used for transmitting light
Korean 광섬유
- 광섬유 (gwangseomyu)fibre used for transmitting light
Polish światłowód
- światłowódfibre used for transmitting light
Portuguese fibra ótica
- fibra óticafibre used for transmitting light
Romanian fibră optică
- fibră opticăfibre used for transmitting light
Russian оптоволокно́
- оптоволокно́ (optovoloknó)fibre used for transmitting light
Swedish optisk fiber
- optisk fiberfibre used for transmitting light
Tagalog sugaaning himaymay
- sugaaning himaymayfibre used for transmitting light
Turkish optik fiber
- optik fiberfibre used for transmitting light
Welsh ffibr optig
- ffibr optigfibre used for transmitting light
Cite this entry
APA
optical fibre. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/optical%20fibre
MLA
“optical fibre.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/optical%20fibre. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “optical fibre,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/optical%20fibre.
Source: optical fibre on Wiktionary, CC BY-SA 4.0.