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Definition of Catechol
1. Noun. (organic compound) The biologically important diphenol ortho-dihydroxy benzene; isomeric with hydroquinone and resorcinol. ¹
¹ Source: wiktionary.com
Definition of Catechol
1. a chemical used in photography [n -S]
Medical Definition of Catechol
1. A term loosely used for catechin, which contains a pyrocatechol moiety, and as the root of catecholamines, which are pyrocatechol derivatives. Synonym: pyrocatechol. (05 Mar 2000)