輪りん唱しょう

noun, noun or participle which takes 'suru', transitive verb

round; circular canon

A musical form where voices enter successively at equal intervals, each singing the same melody. The English term 'trolling' is archaic and rarely used; 'round' or 'circular canon' is standard.

• 音おん楽がくの授じゅ業ぎょうで「かえるの合がっ唱しょう」を輪りん唱しょうした。

  We sang 'Frog's Chorus' as a round in music class.

• 輪りん唱しょうは、同おなじ旋せん律りつをずらして歌うたう形けい式しきです。

  A round is a form where the same melody is sung at staggered entries.