| hypo- | 1. <prefix> A prefix signifying a less quantity, deficient, below normal or a low state or degree, of that denoted by the word with which it is joined, or position under or beneath. For example, hypocalcaemia is olow calcium in the blood. 2. <chemistry> A prefix denoting that the element to the name of which it is prefixed enters with a low valence, or in a low state of oxidization, usually the lowest, into the compounds indicated; as, hyposulphurous acid. Used to denote the lowest, or least rich in oxygen, of a series of chemical compounds. Compare: sub-. Origin: Gr. Under, beneath; akin to L. Sub. (04 Mar 1998) |
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