unpitched en · ADJ
Etymology
From un- + pitched.
Meanings
-
(not-comparable) Not having been pitched.
An unpitched tent is just a pile of fabric.
-
(not-comparable) Without pitch.
In particular, the vast majority of research to date has focused on the unpitched percussion instruments found in Western popular music[…]
2006, Anssi Klapuri, Manuel Davy, Signal processing methods for music transcription: