Main Entry:

pa·ral·o·gism

Pronunciation:

\pə-ˈra-lə-ˌji-zəm\

Function:

noun

Etymology:

Middle French paralogisme, from Late Latin paralogismus, from Greek paralogismos, from paralogos unreasonable, from para- + logos speech, reason — more at legend

Date:

1565

: a fallacious argument