The DICT Development Group

  Hyper- \Hy"per-\ [Gr. "ype`r over, above; akin to L. super, E.
     over. See Over, and cf. Super-.]
     1. A prefix signifying over, above; as, hyperphysical,
        hyperthyrion; also, above measure, abnormally great,
        excessive; as, hyper[ae]mia, hyperbola, hypercritical,
        hypersecretion.
        [1913 Webster]
  
     2. (Chem.) A prefix equivalent to super- or per-; as
        hyperoxide, or peroxide. [Obs.] See Per-.
        [1913 Webster]