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.

---

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

---

Etymology

Origin of transmission line

First recorded in 1905–10

Example Sentences

See Examples For:

transmission line

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

Pizarro has said a leading theory is that a century-old transmission line, which the company had not used for 50 years, may have briefly reenergized, igniting the fire.

From Los Angeles Times ● Mar. 18, 2026

Adding to the complications, Altadena’s water agencies are also suing Southern California Edison, claiming its transmission line started the fire.

From Los Angeles Times ● Jan. 31, 2026

A transmission line importing electricity from Uzbekistan was also damaged on Thursday, leaving households in almost 12 provinces without power.

From Barron's ● Jan. 24, 2026

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

From Zenith Television Receiver Operating Manual by Anonymous