1. a toxic colorless crystalline organic acid found in oxalis and other plants; used as a bleach and rust remover and in chemical analysis; [syn: oxalic acid, ethanedioic acid]
WordNet (r) 3.0 (2006):
ethanedioic acid
n 1: a toxic colorless crystalline organic acid found in oxalis
and other plants; used as a bleach and rust remover and in
chemical analysis [syn: oxalic acid, ethanedioic acid]