Beurr'e \Beur*r['e]"\, n. [F., fr. beurre butter.]

(Bot.) A beurr['e] (or buttery) pear, one with the meat soft and melting; -- used with a distinguishing word; as, Beurr['e] d'Anjou; Beurr['e] Clairgeau.

Source: Webster's Revised Unabridged Dictionary (1913)