paralogism

Borrowed from Middle French paralogisme, form Late Latin paralogismus, from Ancient Greek παραλογισμός (paralogismós).

• (UK) IPA^(key): /pəˈɹalədʒɪzəm/
• (General American) IPA^(key): /pəˈɹælədʒɪzəm/

paralogism (plural paralogisms)

1. A fallacious argument or illogical conclusion, especially one committed by mistake, or believed by the speaker to be logical.
   • 1646, Sir Thomas Browne, Pseudodoxia Epidemica, III.ii:

     Which is a Paralogism not admittible; a fallacy that dwels not in a cloud, and needs not the Sun to scatter it.

• syllogism