high-density lipoprotein

noun

1. a blood constituent involved in the transport of cholesterol and associated with a decreased risk of atherosclerosis and heart attack. : HDL

high-density lipoprotein

noun

1. a lipoprotein that is the form in which cholesterol is transported in the bloodstream from the tissues to the liver HDL

high-density lipoprotein

1. A complex of lipids and proteins in approximately equal amounts that functions as a transporter of cholesterol in the blood. High levels are associated with a decreased risk of atherosclerosis and coronary heart disease.