"A large order of insects that comprises the true bugs, which include aphids, cicadas, leafhoppers, and many others. They have piercing and sucking mouthparts and incomplete metamorphosis", Modern Latin (plural), from Greek hēmi- 'half' + pteron 'wing' (because of the forewing structure, partly hardened at the base and partly membranous).[Hemiptera etymology, Hemiptera origin, 英语词源]