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

Crucially, the project also includes a 550-mile high-voltage direct-current transmission line that delivers wind power from New Mexico to the Palo Verde substation in Arizona, where it then feeds into Southern California.

From Los Angeles Times ● Jun. 18, 2026

The suits claim it acted negligently, including by failing to remove the old, dormant transmission line in Eaton Canyon.

From Los Angeles Times ● Mar. 18, 2026

Edison has said a leading theory is that its century-old transmission line in Eaton Canyon, which had not carried electricity for 50 years, somehow became reenergized and sparked the fire.

From Los Angeles Times ● Feb. 21, 2026

Pizarro has said that a leading theory of the fire’s cause is that a century-old transmission line in Eaton Canyon, which had not carried power for 50 years, somehow re-energized and sparked the fire.

From Los Angeles Times ● Feb. 18, 2026

Connect the antenna transmission line to both of these terminal screws.

From Zenith Television Receiver Operating Manual by Anonymous