Electronics. See under shot effect.
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Origin of shot noise
First recorded in 1975–80
Words nearby shot noise
Definition for shot noise (2 of 2)
random fluctuations in the emission of electrons from a hot cathode, causing a hissing or sputtering sound (shot noise) in an audio amplifier and causing snow on a television screen.
Also called Schottky noise.
Origin of shot effect
translation of German Schroteffekt (1918), equivalent to Schrot small shot, buckshot + Effekt effect
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
British Dictionary definitions for shot noise
the inherent electronic noise arising in an electric current because of the discontinuous nature of conduction by electronsAlso called: Schottky noise (ˈʃɒtkɪ)
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