1. A rondeau. [Obs.] Spenser.

2. A round mass, plate, or disk; especially (Metal.), the crust or scale which forms upon the surface of molten metal in the crucible.

RONDO
Ron"do, n. Etym: [It. rondò, fr. F. rondeau. See Rondeau.]

1. (Mus.)

Defn: A composition, vocal or instrumental, commonly of a lively, cheerful character, in which the first strain recurs after each of the other strains. "The Rondo-form was the earliest and most frequent definite mold for musical construction." Grove.

2. (Poetry)

Defn: See Rondeau, 1.

RONDURE
Ron"dure, n. Etym: [Cf. F. rondeur roundness.]

1. A round; a circle. [Obs.] Shak.

2. Roundness; plumpness. [R.] High-kirtled for the chase, and what was shown Of maiden rondure, like the rose half-blown. Lowell.