Definitions for "Organum"
(Latin) a musical instrument.
The earliest type of medieval polyphonic music, in which voices were added above a plainchant.
First form of polyphonic music. Originated around 1000 A.D. Included two part harmony. Developed out of Gregorian chant. ( Lesson 3, Page 2) HEAR IT
An organ or instrument; hence, a method by which philosophical or scientific investigation may be conducted; -- a term adopted from the Aristotelian writers by Lord Bacon, as the title ("Novum Organon") of part of his treatise on philosophical method.
Simultaneous duplication of a C-1 text or analogous material at any interval but the unison or octave.