fibre-optic cablenoun [ C or U ]
US fiber-optic cable uk /ˌfaɪ.bərˌɒp.tɪk ˈkeɪ.bəl/ us /ˌfaɪ.bɚˌɑːp.tɪk ˈkeɪ.bəl/› a very thin glass or plastic thread through which light can travel to carry information, especially in phone, television, and computer systems
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