oxalate
— Noun
– English
~ a salt or ester of oxalic acid
oxalic acid
— Noun
– English
~ a toxic colorless crystalline organic acid found in oxalis and other plants; used as a bleach and rust remover and in chemical analysis
oxalic
— Adjective
– English
~ of or derived from oxalic acid
Oxalidaceae
— Noun
– English
~ a family of widely distributed herbs of the order Geraniales; have compound leaves and pentamerous flowers