hyperoxaluria
/ˌhʌɪp(ə)rˌɒksəˈl(j)ʊərɪə/Medicine
noun
The excretion of an abnormally large amount of oxalate in the urine, specifically (in full primary hyperoxaluria) that resulting from oxalosis; an instance of this.
Origin
1950s. From hyper- + oxaluria.