The Collaborative International Dictionary of English (GCIDE) v.0.53 Collaborative International Dictionary (GCIDE)
a. [ Pyro- + L. uva a grape. ] (Chem.) Pertaining to, or designating, an acid (called also pyroracemic acid) obtained, as a liquid having a pungent odor, by the distillation of racemic acid. [ 1913 Webster ]
WordNet (3.0) WordNet (3.0)
(n) a colorless acid formed as an important intermediate in metabolism or fermentation
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