PETITIO PRINCIPII Meaning of PETITIO PRINCIPII in English petitio principii BrE AmE pɪ ˌtɪʃ i əʊ prɪn ˈsɪp i aɪ pe-, pə-, -ˌtɪt-, -ˈkɪp-, -iː AmE \ -ˌ••oʊ- Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012