A salt of oxalic acid.
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ox·a·late 'äk-sə-.lāt n a salt or ester of oxalic acid
oxalate vt, -lat·ed; -lat·ing to add an oxalate to (blood or plasma) to prevent coagulation
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ox·a·late (okґsə-lāt) a salt of oxalic acid; see also oxalate poisoning, under poisoning.Medical dictionary. 2011.