lightning arrester
noun
a device for preventing damage to radio, telephonic, or other electric equipment from lightning or other high-voltage currents, using spark gaps to carry the current to the ground without passing through the device.
Also called
arrester.
Origin of lightning arrester
First recorded in 1855–60
Words nearby lightning arrester
lightish,
lightless,
lightly,
lightness,
lightning,
lightning arrester,
lightning bug,
lightning chess,
lightning conductor,
lightning never strikes twice in the same place,
lightning rod
Example sentences from the Web for lightning arrester
Inspect for contact of lightning-arrester carbons: a piece of writing-paper should pass between them easily.
The Gunner's Examiner |Harold E. Cloke
British Dictionary definitions for lightning arrester
lightning arrester
noun
a device that protects electrical equipment, such as an aerial, from an excessive voltage resulting from a lightning discharge or other accidental electric surge, by discharging it to earth