quadroxalate
/kwɒˈdrɒksəleɪt/ /kwəˈdrɒksəleɪt/Chemistry. Now rare
noun
A compound containing four oxalate groups in the empirical formula. Chiefly in potassium quadroxalate, †quadroxalate of potash.
Origin
Early 19th century; earliest use found in Philosophical Transactions of the Royal Society of London. From quadri- + oxalate.