Fal*la"cious (?), a. [L.
fallaciosus, fr. fallacia: cf. F. fallacieux.
See Fallacy.] Embodying or pertaining to a fallacy;
illogical; fitted to deceive; misleading; delusive; as,
fallacious arguments or reasoning. --
Fal*la"cious*ly, adv. -
Fal*la"cious*ness, n.