M'Naghten rule

A form of McNaughton rules — A test of criminal insanity by which "it must be clearly proved that, at the time of committing the act, the party accused was labouring under such a defect of reason, from disease of the mind, as not to know the nature and quality of the act he was doing, or, if he did know it, that he did not know he was doing what was wrong".

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Meanings

proper noun
  1. alternativeAlternative form of McNaughton rules.
Cite this entry
APA

M'Naghten rule. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/M'Naghten%20rule

MLA

“M'Naghten rule.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/M'Naghten%20rule. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “M'Naghten rule,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/M'Naghten%20rule.

Source: M'Naghten rule on Wiktionary, CC BY-SA 4.0.