edriophˈthalmate,a. [See next.] Of or pertaining to the Edriophthalma. Also edriophˈthalmatous, -micadjs. 1889Cent.Dict., Edriophthalmatous, edriophthalmic.1904Ann. & Mag.Nat.Hist. Feb. 154 In the Edriophthalmate orders no similar arrangement is known.