Hy"per- (?). [Gr. 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, hyperaemia, hyperbola, hypercritical, hypersecretion.

2. Chem.

A prefix equivalent to super- or per-; as hyperoxide, or peroxide. [Obs.] See Per-.


© Webster 1913.