n. [ Gr. &unr_; a wing + &unr_; finger, toe: cf. F. ptérodactyle. ] (Paleon.) An extinct flying reptile; one of the Pterosauria. See Illustration in Appendix. [ 1913 Webster ]
‖n. pl. [ NL. ] (Paleon.) Same as Pterosauria. [ 1913 Webster ]