(1) In Early Middle Orth, a theorician specializing in unsolved problems, esp. on who introduced fids to the study of same.
(2) In Late Middle Orth, a member of a suvin that dominated the maths from the middle of the negative Twelfth Century until the Rebirth, which held that no further theoric problems could be solved; discouraged theoric research; locked libraries; and made a feish of mysteries and conundrums.
(3) In Praxic and later Orth, a pejorative term for an person who is thought to resemble those of sense 2.