The Collaborative International Dictionary
Inexhaustibleness
Inexhaustible \In`ex*haust"i*ble\, a.
Incapable of being exhausted, emptied, or used up; unfailing;
not to be wasted or spent; as, inexhaustible stores of
provisions; an inexhaustible stock of elegant words.
--Dryden.
An inexhaustible store of anecdotes.
--Macaulay.
-- In`ex*haust"i*ble*ness, n. -- In`ex*haust"i*bly, adv.
Wiktionary
inexhaustibleness
n. The quality of being inexhaustible.