Cantus naturalis

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Cantus naturalis (from Latin cantus = song and naturalis = natural) is a term used in the medieval doctrine of hexachord and describes the vocal, later also instrumental, use of the hexachordum naturale (CDEFGA).

Labeled accordingly

  • Cantus durus (from Latin durus , hard) the use of the Hexachordum durum (GAHcde).
  • Cantus mollis (from Latin mollis , soft) the use of the Hexachordum molle (FGABcd).

From the last two terms, the term went Tongeschlechter major and minor forth.


See also