fiber optics

plural noun
Updated on: 25 Nov 2017

Definition of fiber optics

1 : thin transparent fibers of glass or plastic that are enclosed by material of a lower refractive index 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

Recent Examples of fiber optics from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'fiber optics.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of fiber optics

1956


FIBER OPTICS Defined for English Language Learners

fiber optics

noun

Definition of fiber optics for English Language Learners

  • : the use of thin threads of glass or plastic to carry very large amounts of information in the form of light signals


FIBER OPTICS Defined for Kids

fiber optics

noun plural fiber op·tics \ -ˈäp-tiks \

Definition of fiber optics for Students

: thin transparent fibers of glass or plastic that transmit light throughout their length

Medical Dictionary

fiber optics

noun plural
variants: or chiefly British fibre optics

medical Definition of fiber optics

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 an endoscope)
2 singular in construction : the technique of the use of fiber optics

fiber-optic

or chiefly British fibre-optic play \ˈfī-bə-ˌräp-tik\ adjective

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