Ethereal oil of wine
|(Chem.)||a heavy, yellow, oily liquid consisting essentially of etherin, etherol, and ethyl sulphate. It is the oily residuum left after etherification. Called also heavy oil of wine (distinguished from oil of wine, or nanthic ether).|
|(Chem.)||See under Ethereal.|
Webster's Revised Unabridged Dictionary, published 1913 by G. & C. Merriam Co.