Petito Principii
/ˌpe.ti.to priˈnɪʃ.i.aɪ/
Definitions
- (n.) A logical fallacy in argument where the conclusion is assumed in the premises, also known as begging the question.
The lawyer's argument was dismissed for committing a petito principii, as it presupposed the disputed fact without evidence.
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Commentary
Often encountered in legal reasoning and advocacy, petito principii undermines persuasive force by relying on circular reasoning; legal drafters should ensure arguments stand independently without assuming what is to be proven.
This glossary is for general informational and educational purposes only. Definitions are jurisdiction-agnostic but reflect terminology and concepts primarily drawn from English and American legal traditions. Nothing herein constitutes legal advice or creates a lawyer-client relationship. Users should consult qualified counsel for advice on specific matters or jurisdictions.