Apagogic

• (a.) Alt. of Apagogical
Found on http://thinkexist.com/dictionary/meaning/apagogic/

apagogic

apagoge, apagogic, apagogical A demonstration that does not prove a thing directly, but shows the absurdity or impossibility of denying it. A reductio ad absurdum, 'reduction to absurdity' is disproof of a principle or proposition by showing that it leads to an absurdity when followed to its logical conclusion.
Found on http://www.wordinfo.info/words/index/info/view_unit/2380/
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