Homoptera
noun pluralMedical Definition of Homoptera
: a large suborder of Hemiptera or sometimes a separate order of insects comprising the cicadas, lantern flies, leafhoppers, spittlebugs, treehoppers, aphids, psyllas, whiteflies, and scale insects which have a small prothorax and sucking mouthparts consisting of a jointed beak and which undergo incomplete metamorphosis — compare heteroptera