diaphony

noun music

a style of two-part polyphonic singing; organum or a freer form resembling it
(in classical Greece) another word for dissonance (def. 3) Compare symphony (def. 5a)

Derived Formsdiaphonic (ˌdaɪəˈfɒnɪk), adjective

Word Origin for diaphony

C17: from Late Latin diaphōnia, from Greek, from diaphōnos discordant, from dia- + phōnē sound

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Examples from the Web for diaphony

Historical Examples of diaphony

He mentions organum and diaphony, and remarks that he finds the succession of fifths and fourths very tiresome.
A Popular History of the Art of Music
W. S. B. Mathews
This question appears to have led to the practice of what Hucbald called "diaphony."
A Popular History of the Art of Music
W. S. B. Mathews
He called his system an “organum” or “diaphony,” and to sing according to his rules was called to “organize” or “organate.”
Critical & Historical Essays
Edward MacDowell