parelenchus

parelenchus [LL para < παρά+CL elenchus < ἔλεγχος] , (log.) refutation based on false premisses, defective refutation. Cf. paralogismus. elenchus est sillogismus cum contradiccione conclusionis; peralenchus est argumentacio habens defectum in natura sillogismi, vel contradiccione, vel in utroque, sicut postea videbitur Bacon XV 328.