'C10H9NO2' definitions:

Definition of 'C10H9NO2'

From: GCIDE

indoleacetic acid \in"dole*a*cet"ic ac"id\ ([i^]n"d[=o]l), n. (Chem., Bot.) A plant hormone (C10H9NO2) recognized as the principle growth regulator in higher plants; called also heteroauxin. Abbreviated IAA. Chemically it is 1H-indole-3-acetic acid. [PJC]