\So*phis"tic\, Sophistical \So*phis"tic*al\, a. [L. sophisticus, Gr. ?: cf. F. sophistique.] Of or pertaining to a sophist; embodying sophistry; fallaciously subtile; not sound. His argument . . . is altogether sophistical. --Macaulay. -- {So*phis"tic*al*ly}, adv. -- {So*phis"tic*al*ness}, n.