# Johnson-Nyquist noise

> English word · Noun

## Definitions
1. The electronic noise generated by the thermal agitation of the charge carriers (usually the electrons) inside an electrical conductor at equilibrium, which happens regardless of any applied voltage.

## Etymology
Discovered and first measured by John B. Johnson at Bell Labs in 1926. His colleague Harry Nyquist provided an explanation of the results.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/johnson-nyquist-noise