a. poet. and rhetorical. [f. EXHAUST v. + -LESS.] Incapable of being exhausted; inexhaustible.

1

1712.  Blackmore, Creation, III. When we … Nature’s … exhaustless energy respect.

2

1746.  Hervey, Flower Garden Medit. (1818), I. 135. The fields are our exhaustless granary.

3

1845.  Stocqueler, Handbk. Brit. India (1854), 396. An exhaustless supply of clear water.

4

1863.  Cowden Clarke, Shaks. Char., xvi. 403. Delicate lights thrown into his characters that render them exhaustless as studies.

5

  Hence Exhaustlessly adv., in an exhaustless manner, so as to be inexhaustible. Exhaustlessness, the quality of being inexhaustible.

6

1766.  G. Canning, Anti-Lucretius, II. 187.

        Exhaustlessly prolifick, shall they ne’er
In shapes by Fancy unconceiv’d appear?

7

1887.  W. M. Conway, Flemish Artists, 20. The exhaustlessness of the miniaturist’s fancy.

8