2 illogical reasoning (esp. of which the reasoner is unconscious).
Derivatives:
paralogist n. paralogize v.intr. (also -ise).
Etymology: F paralogisme f. LL paralogismus f. Gk paralogismos f. paralogizomai reason falsely f. paralogos contrary to reason (as PARA-(1), logos reason)
Useful english dictionary. 2012.