a. rare. [f. L. exterminābil-is, f. extermināre: see EXTERMINATE and -ABLE.] That may be exterminated.
1667. H. More, Div. Dial., I. xxvii. (1713), 57. No Essence that is exterminable can be the Essence of God.
¶ Used by Shelley for illimitable.
1813. Shelley, Q. Mab, VII. 23. The exterminable spirit it contains Is natures only God.