In music|lang=en terms the difference between monophonic and plainchant
is that monophonic is (music) having a single melodic line and no harmony (compare polyphonic) while plainchant is (music) a form of monophonic liturgical chant employed in various catholic and orthodox liturgies.
As an adjective monophonic
is (of sound reproduction) having a single channel; monaural (compare stereophonic).
As a noun plainchant is
(music) a form of monophonic liturgical chant employed in various catholic and orthodox liturgies.
monophonic
Adjective
(head)
(of sound reproduction) having a single channel; monaural (compare stereophonic)
(music) having a single melodic line and no harmony (compare polyphonic)
(orthography) having simple one-to-one mapping between letters and phonemes
*
plainchant
English
Noun
(-)
(music) A form of monophonic liturgical chant employed in various Catholic and Orthodox liturgies
Synonyms
*plainsong
See also
*(Plainsong)