IN RE DUBIA MAGIS INFICIATIO QUAM AFFIRMATIO INTELLIGENDA by Law Professor Latin, meaning In a doubtful matter the negative is to be understood rather than the affirmative. Related Posts:IN REGENERALIS REGULA GENERALITER EST INTELLIGENDAINTERPRETATIO FIENDA EST UT RES MAGIS VALEAT QUAM PEREATNEGATIVENOSCITUR A SOCIISPREGNANT