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Added 10 October 2026

unreason

noun

noun Definition from Wiktionary (CC BY-SA). More about unreason at Wordnik → Where our words come from →

Lack of reason or rationality; unreasonableness; irrationality.
Nonsense; folly; absurdity.

verb

To prove to be unreasonable; disprove by argument.
To apply false logic or think without logic.
To make unreasonable; to deprive of reason.

Origin

From Middle English unreson; equivalent to un- + reason.

From Wiktionary, via Kaikki.org (CC BY-SA)

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