Webster's Revised Unabridged Dictionary · 1913

Rondure

Rondure , noun

[Compare French rondeur roundness.]

1.
A round; a circle. [Obsolete] — Shakespeare
2.
Roundness; plumpness. [Rare]
High-kirtled for the chase, and what was shown Of maiden rondure, like the rose half-blown. — Lowell