a. [ L. implacabilis; pref. im- not + placabilis: cf. F. implacable. See Placable. ]
I see thou art implacable. Milton. [ 1913 Webster ]
An object of implacable enmity. Macaulay. [ 1913 Webster ]
O! how I burn with implacable fire. Spenser. [ 1913 Webster ]
Which wrought them pain
Implacable, and many a dolorous groan. Milton.
n. The quality of being implacable; implacability. [ 1913 Webster ]