transmission line

American  

noun

Electricity.

1. a system of conductors, as coaxial cable, a wave guide, or a pair of parallel wires, used to transmit signals.

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transmission line British  

noun

1. Sometimes shortened to: line.  a coaxial cable, waveguide, or other system of conductors that transfers electrical signals from one location to another

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Etymology

Origin of transmission line

First recorded in 1905–10

Example Sentences

See Examples For:

transmission line

In 2019, the Kincade fire in Sonoma County, which destroyed hundreds of homes, was ignited by an idle transmission line owned by PG&E.

From Los Angeles Times ● Jul. 21, 2026

Edison has said its century-old transmission line is the likely cause.

From Los Angeles Times ● Jul. 21, 2026

Pizarro has said that a leading theory is that a century-old transmission line, which had not carried power for 50 years, somehow re-energized to spark the blaze.

From Los Angeles Times ● Apr. 22, 2026

Investigators found that the fire was ignited when equipment failed on a decades-old PG&E transmission line.

From Los Angeles Times ● Apr. 9, 2026

A telephone line which for a long distance is near a high-tension transmission line may have electrostatic or electromagnetic potentials, or both, induced upon it.

From Cyclopedia of Telephony & Telegraphy Vol. 1 A General Reference Work on Telephony, etc. etc. by Miller, Kempster