Added 10 October 2026
unsolvable
adjective
adjective Definition from WordNet 3.1, Princeton University. More about unsolvable at Wordnik → Where our words come from →
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Not easily solved.
an apparantly insolvable problem
Origin
From un- + solvable. Piecewise doublet of insolvable and insoluble.
From Wiktionary, via Kaikki.org (CC BY-SA)