[f. L. atōdyn-us (see prec.) + -OUS.] = ANODYNE a.
1657. Tomlinson, Renous Disp., 130. Anodynous medicaments.
1662. J. Chandler, Van Helmonts Oriat., 331. It is an anodynous or sleepifying, and mad poyson.
1676. Coles, Anodynous, belonging to anodynes. [In mod. Dicts.]