noun
church modes; ecclesiastical modes
Technical term in music theory referring to the modal scales used in medieval and Renaissance church music.
グレゴリオ聖歌は教会旋法に基づいている。
Gregorian chant is based on the church modes.
Compound of 教会 (church) and 旋法 (mode, from 旋 'rotate' and 法 'method, rule'), a calque of English 'church mode' or similar Western term.