roundelay

noun

Etymology: From Middle French rondelet, diminutive of Old French rondel (French: rondeau). Ending -lay either from lay (“ballad or sung poem”), or from virelay.

1. A poem or song having a line or phrase repeated at regular intervals.

   “It fell upon a holly eve, Hey ho, hollidaye! When holly fathers wont to shrieve, Now gynneth this roundelay.”

   “When merry milkmaids click the latch And rarely smells the new-mown hay, And the cock hath sung beneath the thatch Twice or thrice his roundelay, Twice or thrice his roundelay; Alone and warming his five wits, The white owl in the belfry sits.”

2. A dance in a circle.
3. Anything having a round form; a roundel.