indogen definition July 22, 2017 AZ Dictionary Link to this page noun: A complex nitrogenous radical, C8H5NO, viewed as the fundamental nucleus of indigo. A complex, nitrogenous radical, C8H5NO, regarded as the essential nucleus of indigo. View More How would you define indogen? All the definitions on AZdictionary were written by people just like you. Now's your chance to add your own! Your Full Name Your definition Post Definition
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