lightning arrester


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.

Origin of lightning arrester

First recorded in 1855–60
Also called arrester. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Related Words for lightning arrester


Examples from the Web for lightning arrester

Historical Examples of 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


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
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012