Definitions for "Orthoptera"
An order of mandibulate insects including grasshoppers, locusts, cockroaches, mantids, crickets, katydids, etc. See Illust. under Insect.
an ordinal group of insects that includes grasshoppers, cockroaches, crickets, katydids, praying mantids and others
( ortho = straight; ptera = wings) the cockroaches, crickets, grasshoppers, katydids, mantids, and walking sticks.