petitio principii
[ pi-tish-ee-oh prin-sip-ee-ahy; Latin pe-tee-ti-oh pring-kip-i-ee ]
/ pɪˈtɪʃ iˌoʊ prɪnˈsɪp iˌaɪ; Latin pɛˈti tɪˌoʊ prɪŋˈkɪp ɪˌi /
noun Logic.
a fallacy in reasoning resulting from the assumption of that which in the beginning was set forth to be proved; begging the question.
Nearby words
petit's lumbar triangle, petite, petite bourgeoise, petite bourgeoisie, petite marmite, petitio principii, petition, petitionary, petitioner, petitor, petits pois
Origin of petitio principii
1525–35; < Medieval Latin petītiō prīncipiī, translation of Greek tò en archêi aiteîsthai the assumption at the outset
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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for petitio principii
petitio principii
/ (pɪˈtɪʃɪˌəʊ prɪnˈkɪpɪˌaɪ) /
noun
logic a form of fallacious reasoning in which the conclusion has been assumed in the premises; begging the questionSometimes shortened to: petitio
Word Origin for petitio principii
C16: Latin, translation of Greek to en arkhei aiteisthai an assumption at the beginning
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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