coaxial cable

noun Electricity.
a cable that consists of an insulated conducting tube through which a central, insulated conductor runs, used for transmitting high-frequency telephone, telegraph, digital, or television signals.
Also called coax.


Origin:
1935–40

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Based on the Random House Dictionary, © Random House, Inc. 2014.
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Collins
World English Dictionary
coaxial cable
 
n
Often shortened to: coax a cable consisting of an inner insulated core of stranded or solid wire surrounded by an outer insulated flexible wire braid, used esp as a transmission line for radio-frequency signals

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Science Dictionary
coaxial cable   (kō-āk'sē-əl)  Pronunciation Key 


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A cable consisting of an electrically conductive wire surrounded by a layer of insulating material, a layer of shielding material, and an outer layer of insulating material, usually plastic or rubber. The purpose of the shielding layer is to reduce external electrical interference. Coaxial cables are used for transmission of high-frequency audio, video, computer network and other signals.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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FOLDOC
Computing Dictionary

coaxial cable definition

hardware
A kind of cable with a solid central conductor surrounded by insulator, in turn surrounded by a cylindrical shield woven from fine wires. It is used to carry high frequency signals such as video or radio. The shield is usually connected to electrical ground to reduce electrical interference.
(1995-03-28)

The Free On-line Dictionary of Computing, © Denis Howe 2010 http://foldoc.org
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Example sentences
The introduction of coaxial cable, which is a pure copper or copper-coated wire
  surrounded by insulation and an aluminum covering.
The video program is sent to the subscriber's television using coaxial cable or
  fiber optics.
Cable companies often use coaxial cable to transmit or send television shows to
  your television.
One example of such a device is coaxial cable: one cable formed as a cylinder
  around another.
Synonyms
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