noun plural
1. : thin transparent fibers of glass or plastic that are enclosed by material of a lower index of refraction and that transmit light throughout their length by internal reflections ; also : a bundle of such fibers used in an instrument (as for viewing body cavities)
2. singular in construction : the technique of the use of fiber optics
• fiber-optic ¦ ̷ ̷ ̷ ̷ ¦ ̷ ̷ ̷ ̷ adjective