Aptera
Pronunciation : Ap"te*ra
Part of Speech : n. pl.
Etymology : [NL. aptera, fr. Gr. (Zo?l.)
Definition : Defn: Insects without wings, constituting the seventh Linn?n order of insects, an artificial group, which included Crustacea, spiders, centipeds, and even worms. These animals are now placed in several distinct classes and orders.
Source : Webster's Unabridged Dictionary, 1913