plainchant

plain·chant

P0345400 (plān′chănt′)n. See plainsong.

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[French plain-chant (translation of Medieval Latin cantus plānus) : plain, plain; see plain + chant, song; see chant.]

plainchant

(ˈpleɪnˌtʃɑːnt) n (Music, other) another name for plainsong[C18: from French, rendering Medieval Latin cantus plānus; see plain¹]

plain•song

(ˈpleɪnˌsɔŋ, -ˌsɒŋ)

n. the ancient traditional unisonal music of the Christian Church, having its form set and its use prescribed by ecclesiastical tradition. [1505–15; translation of Medieval Latin cantus plānus]

Thesaurus

Noun

1.

plainchant - a liturgical chant of the Roman Catholic ChurchGregorian chant, plainsongchant - a repetitive song in which as many syllables as necessary are assigned to a single tonecantus firmus - a melody used as the basis for a polyphonic composition