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Definition of Etidronic acid
1. Noun. (organic chemistry) The phosphonic acid ''(1-hydroxy-1-phosphono-ethyl)phosphonic acid'' which is used in detergents and pharmaceuticals etc. ¹
¹ Source: wiktionary.com
Medical Definition of Etidronic acid
1. (1-Hydroxyethylidene)bis(phosphonic acid);used as a calcium regulator, usually as the salt etidronate disodium. (05 Mar 2000)