endo- darun- Fr.: endo- A combining form meaning "within, inside" used in the formation of compound terms such as → endomorphism and → endothermic. From Fr., from Gk. endon "in, within, at home," from en "in" + -don, base of domos "house," → domain. Darun "in, into, within;" Mid.Pers. andarôn "inside," from andar, → inter- + rôn "side, direction;" Av. ravan- "(course of a) river." |