Definition of: dermapterous

(dər·map′tər·əs) adjective Entomol.
Of or pertaining to an order (Dermaptera) of small, elongate, terrestrial, and mostly nocturnal insects with a pair of large, forcepslike, caudal appendages and chewing mouth parts: they are wingless or with one or two pairs of inconspicuous wings; the earwigs. [<DERM(O)- + Gk. a- without + pteron wing]