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.
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- lightning bug,
- lightning chess,
- lightning conductor,
- lightning never strikes twice in the same place,
- lightning rod
Origin of lightning arrester
First recorded in 1855–60
Also called arrester.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples 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
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