Aculeata (akuleata)

pl. [L., neut. pl. of aculeatus, furnished with stings: see aculeate, a.] 1. A name given by Latreille, 1802, to a group of hymenopterous insects in which the abdomen of the females and neuters is armed with a sting, consisting of two fine spicula with reverted barbs, connected with a poison-reservoir. The group includes bees and wasps.2t. In mammal., an artificial group of spiny rodents, composed of the genera Hystrix and Loncheres. Illiger, 1811. aculeate (a-kūlē-āt), a. and n. [L. aculeatus, furnished with stings, thorny, prickly, II. n. A hymenopterous insect, one of the Aculeata .