[ox.al.ic acid] n [F (acide) oxalique, fr. L oxalis] (1791): a poisonous strong acid that occurs in various plants as oxalates and is used esp. as a bleaching or cleaning agent and as a chemical intermediate
OXALIC ACID
Meaning of OXALIC ACID in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012