[拉](=reduction to absurdity)[邏]歸謬法, 間接證明法, 反證法(說明某一命題的反面為不可能或荒謬, 以證明該命題為正確)
?? 牛津釋義
reductio ad absurdum
(Latin 拉) method of disproving a proposition by showing that, if interpreted literally and precisely, it would lead to an absurd result 歸謬法; 反證法.