anarthrous UK /æˈnɑːθɹəs/US /æˈnɑɹθɹəs/ adjective4 •Not having an article (especially of Greek nouns).We have concluded that Paul does not distinguish between the arthrous and anarthrous use of nomos. — 1989 •Not having a determiner.Nouns indicating status often appear in anarthrous noun phrases, ie, as bare nouns. •Not having legs, wings, or other limbs. •Not having joints.