alternate, or responsive singing by a choir split into two parts; a piece sung or chanted in this manner
alternate, or responsive ideas or opinions; juxtaposition
A form of monophonic chant in unison using the Gregorian scale, sung in various Christian churches.
A plain unvarnished statement, without exaggeration.
A cantus firmus or theme chosen for contrapuntal treatment; so called because often an actual fragment of plain-song.
The simple notes of an air, without ornament or variation.