Pyrus
Pronunciation : Py"rus
Part of Speech : n.
Etymology : [L. pyrus, or better pirus, pear tree.] (Bot.)
Definition : Defn: A genus of rosaceous trees and shrubs having pomes for fruit. It includes the apple, crab apple, pear, chokeberry, sorb, and mountain ash.
Source : Webster's Unabridged Dictionary, 1913