transmission line

noun
UK /trænzˈmɪʃən laɪn/
US /trænzˈmɪʃən laɪn/

A transmission line is a long wire or cable that carries electricity or signals from one place to another.

The transmission line carries power from the station to the town.

SYNONYMS

power linecablewireconduitfeeder

RELATED WORDS

electricitygridvoltagesignalantenna

OTHER MEANINGS

2. In telecommunications, a medium such as a coaxial cable that carries high-frequency signals.

The engineer tested the transmission line for signal loss.

3. In physics, a structure that guides electromagnetic waves along a path.

A waveguide is a type of transmission line for microwaves.

4. A route or system for sending information between two points.

The data transmission line between the offices was upgraded.