from The Century Dictionary and Cyclopedia
- A suborder of insects of the order Hymenoptera, having the abdomen connected with the thorax by a deep constriction. It comprises the vast majority of the hymenopterous insects, including the three great series Parasitica, Tubulifera, and Aculeata.
Sorry, no etymologies found.
Petiolate: that series of Hymenoptera in which there is a slender stalk between the thorax and abdomen: = apocrita.