Definition of extra dictionem in English English dictionary
(Of a logical fallacy) Not deriving from the linguistic expression used; for a reason other than of ambiguity, division, et cetera.The Oxford English Dictionary (2007)
() From Latin extra dictionem, translation of Ancient Greek ἔξω τῆς λέξεως (exō tēs lexeōs), which appears in ch.4 of Aristotle’s Sophistical Refutations.The Oxford English Dictionary (2007)