 ##  [Harmonic Distortion](/index.php/harmonic-distortion) 

  ##  [Harmonic Distortion](https://engineering.quantumdictionary.io/harmonic-distortion-0) 

  
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**Engineering &amp; Applied Technologies Dictionary**

 
Definition

The generation, by nonlinear behaviour of an element or system, of frequency components at integer multiples (harmonics) of a single fundamental frequency, producing a periodic output waveform that differs from a pure sinusoid at the fundamental.