(n) in all plants and animals: a series of enzymatic reactions in mitochondria involving oxidative metabolism of acetyl compounds to produce high-energy phosphate compounds that are the source of cellular energy, Syn.citric acid cycle, tricarboxylic acid cycle, Krebs citric acid cycle
The Collaborative International Dictionary of English (GCIDE) v.0.53
a. [ Cf. F. citrique. See Citron. ] (Chem.) Of, pertaining to, or derived from, the citron or lemon; as, citric acid. [ 1913 Webster ]
Citric acid (Chem.), an organic acid, C3H4OH.(CO2H)3, extracted from lemons, currants, gooseberries, etc., as a white crystalline substance, having a pleasant sour taste. [ 1913 Webster ]
a. [ Pyro- + citric: cf. F. pyrocitrique. ] (Chem.) Pertaining to, or designating, any one of three acids obtained by the distillation of citric acid, and called respectively citraconic, itaconic, and mesaconicacid. [ 1913 Webster ]
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