low-density lipoprotein: Meaning and Definition of

low'-den'sity lipopro'tein

Pronunciation: [key]
— Biochem. Biochem.
  1. a plasma protein that is the major carrier of cholesterol in the blood: high levels are associated with atherosclerosis. Abbr.: LDL
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.