plainsong

plain·song  (plnsông, -sng)

n. Roman Catholic Church

1. Gregorian chant.

2. Any monophonic medieval liturgical music without strict meter and traditionally sung without accompaniment. Also called plainchant.

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[Translation of Medieval Latin cantus plnus.]

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plainsong

Noun

the style of unaccompanied choral music used in the medieval Church, esp. in Gregorian chant [translation of Medieval Latin cantus planus]

Thesaurus

Noun

1.

plainsong - a liturgical chant of the Roman Catholic Church Gregorian chant, plainchant chant - a repetitive song in which as many syllables as necessary are assigned to a single tone cantus firmus - a melody used as the basis for a polyphonic composition