Meanings
adjectiveunplumbable (not comparable)
- not comparableNot plumbable; unfathomable.
Either because it was a less toxic species, or because by now Doug was growing immunized, or for some other unplumbable reason, in this case the effects were no worse than those from a bee sting.
1988, David Quammen, The Flight of the Iguana
Synonyms & antonyms
Also see
Origin
Cite this entry
APA
unplumbable. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/unplumbable
MLA
“unplumbable.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/unplumbable. Accessed November 3, 2026.
Chicago
WatkinsX Dictionary, s.v. “unplumbable,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/unplumbable.
Source: unplumbable on Wiktionary, CC BY-SA 4.0.