Meanings
comparative more unexhaustible · superlative most unexhaustible
- Not exhaustible; endless; inexhaustible.
He began to tell them of the white man's food, of its variety and unexhaustible quantity.
1931, Ion L. Idriess, Lasseter's Last Ride, Sydney: Angus and Robertson, page 1301 more example
He was a perfect matter of the Greek, Latin and French languages; and, which is seldom known to happen, had at once such a prodigious memory, and unexhaustible fund of wit, as would have singly been admired, and much more united.
1753, Theophilus Cibber, The Lives of the Poets of Great Britain and Ireland
Origin
- Proto-Indo-European*né
- Proto-Indo-European*n̥-
- Proto-Germanic*un-
- Proto-West Germanic*un-
- Old Englishun-
- Middle Englishun-
- Englishun-
- Proto-Indo-European*h₁éǵʰ
- Proto-Indo-European*h₁éǵʰs
- Proto-Italic*eks
- Latinex
- Latinex-
- Proto-Indo-European*h₂ews-
- Proto-Indo-European*h₂ews-ye-ti
- Proto-Italic*auziō
- Latinhauriō
- Latinexhauriō
- Latinexhaustus
- Englishexhaust
- Englishexhaustible
- Englishunexhaustible
From un- + exhaustible.
Full word history & related roots →Cite this entry
unexhaustible. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/unexhaustible
“unexhaustible.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/unexhaustible. Accessed November 5, 2026.
WatkinsX Dictionary, s.v. “unexhaustible,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/unexhaustible.
Source: unexhaustible on Wiktionary, CC BY-SA 4.0.