atonable, atoneable,a.|əˈtəʊnəb(ə)l| [f. atone v. + -able.] That may be atoned for. a1679T. Goodwin Wks. (1863) V. 424 The expiation of such sins..made atoneable by such occasional sacrifices.1870Smith Syn. & Antonyms, Inexpiable..Ant. Expiable, Pardonable, Atoneable.