noun.
The fleshy pome, or fruit, of a rosaceous tree (Pyrus communis), cultivated in many varieties in temperate climates; also, the tree which bears this fruit. See Pear family, below.
noun.
A very small beetle (Xyleborus pyri) whose larvæ bore in the twigs of pear trees and cause them to wither.
noun.
a suborder of rosaceous plants (Pomeæ), characterized by the calyx tube becoming fleshy in fruit, and, combined with the ovaries, forming a pome. It includes the apple, pear, quince, service berry, and hawthorn.
noun.
a kind of gauge for measuring the exhaustion of an air-pump receiver; -- so called because consisting in part of a pear-shaped glass vessel.
noun.
any marine gastropod shell of the genus Pyrula, native of tropical seas; -- so called from the shape.
noun.
the larva of a sawfly which is very injurious to the foliage of the pear tree.