Definite pitch
From Wikipedia, the free encyclopedia.

In music a sound or note of definite pitch is one of which it is possible or relatively easy to discern the pitch, or the frequency of the fundamental, as opposed to sounds of indefinite pitch. Sounds with definite pitch have harmonic spectra or close to harmonic spectra.

The original article can be found at: http://en.wikipedia.org/wiki/Definite_pitch.
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