Webster's Revised Unabridged Dictionary · 1913

Roundelay

Roundelay , noun

[Old French rondelet, dim. of rondel. See Roundel, Roundeau, and compare Roundlet, Rundlet.]

1.
(Poetry) See Rondeau, and Rondel.
2.
(a) (Music) A tune in which a simple strain is often repeated; a simple rural strain which is short and lively.
(b)
(Music) A dance in a circle. — Spenser
3.
Anything having a round form; a roundel.