a. [f. EXHAUST v. + -IBLE.] That admits of being exhausted.
1667. Boyle, in Phil. Trans., II. 587. A very small Receiver, exhaustible at a Suck or two.
1779–81. Johnson, L. P., Collins. His uncle … left him about two thousand pounds; a sum which Collins could scarcely think exhaustible.
1848. Mill, Pol. Econ., I. 35. Coal, metallic ores, and other useful substances…. They are not only strictly local, but exhaustible.
