'Pyrus' definitions:

Definition of 'Pyrus'

From: WordNet
noun
Fruit trees native to the Old World: pears [syn: Pyrus, genus Pyrus]

Definition of 'Pyrus'

From: GCIDE
  • Pyrus \Py"rus\, n. [L. pyrus, or better pirus, pear tree.] (Bot.) A genus of rosaceous trees and shrubs having pomes for fruit. It includes the apple, crab apple, pear, chokeberry, sorb, and mountain ash. [1913 Webster]