ἀδῠνᾰτ-έω, of persons,
A. to be ἀδύνατος,lack strength, Epich. 266 , Arist. Somn.Vig. 454a27 : c.inf.,to be unableto do, Hp. de Arte 7 , Pl. R. 366d , X. Mem. 1.2.23 , Arist. EN 1165b22 , Pol. 1287b17 , etc.
II. of things,to be impossible, LXX Jb. 10.13 , Phld. Ir. p.98 W., Ev.Matt. 17.20 , Ev.Luc. 1.37 , Ps.-Callisth. 3.26 .