GNU Collaborative International Dictionary of English

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Found one definition

1.       
   Hyper- . [Gr. ὑπέρ over, above; akin to L. super, E. over. See Over, and cf. Super-.]
   A prefix signifying over, above; as, hyperphysical, hyperthyrion; also, above measure, abnormally great, excessive; as, hyperæmia, hyperbola, hypercritical, hypersecretion.
   1913 Webster
   (Chem.) A prefix equivalent to super- or per-; as hyperoxide, or peroxide. [Obs.] See Per-.
   1913 Webster