Source : Webster's Revised Unabridged Dictionary (1913)

Recondite \Rec"on*dite\ (r?k"?n*d?t or r?*k?n"d?t; 277), a. [L.
   reconditus, p. p. of recondere to put up again, to lay up, to
   conceal; pref. re- re- + condere to bring or lay together.
   See {Abscond}.]
   1. Hidden from the mental or intellectual view; secret;
      abstruse; as, recondite causes of things.

   2. Dealing in things abstruse; profound; searching; as,
      recondite studies. ``Recondite learning.'' --Bp. Horsley.

Source : WordNet®

recondite
     adj : difficult to penetrate; incomprehensible to one of ordinary
           understanding or knowledge; "the professor's lectures
           were so abstruse that students tended to avoid them";
           "a deep metaphysical theory"; "some recondite problem
           in historiography" [syn: {abstruse}, {deep}]