LDL

noun \ ˌel-(ˌ)dē-ˈel \

Definition of LDL

: a lipoprotein of blood plasma that is composed of a moderate proportion of protein with little triglyceride and a high proportion of cholesterol and that is associated with increased probability of developing atherosclerosis : bad cholesterol — compare hdl

Origin and Etymology of ldl

low-density lipoprotein

NEW! Time Traveler

First Known Use: 1962

in the meaning defined above

See Words from the same year

Medical Dictionary

LDL

noun \ ˈel-ˈdē-ˈel \

medical Definition of LDL

: a lipoprotein of blood plasma that is composed of a moderate proportion of protein with little triglyceride and a high proportion of cholesterol and that is associated with increased probability of developing atherosclerosis — called also bad cholesterol, beta-lipoprotein, low-density lipoprotein; compare hdl, vldl