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petitio principii

Line breaks: pe¦ti|tio prin|cipii
Pronunciation: /pɪˌtɪʃɪəʊ prɪnˈsɪpɪʌɪ
 
, prɪŋˈkɪp-/

Definition of petitio principii in English:

noun

Logic
A fallacy in which a conclusion is taken for granted in the premises; begging the question.
Example sentences
  • This, with great respect, is a petitio principii - reasoning which assumes the very thing which requires decision.
  • Here I shall simply observe that the objection is a gross petitio principii.

Origin

Latin, literally 'laying claim to a principle'.

Definition of petitio principii in:

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