Definition of octachord
1
:a musical instrument having eight strings
2
:a system of eight tones (as the diatonic octave)
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octachord
noun
oc·ta·chord
\
ˈäktəˌkȯrd
\
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Origin and Etymology of octachord
Latin octachordos with eight strings, from Greek oktachordos, from okta- octa- + -chordos stringed
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