Medical Dictionary


noun \ˈāch-ˈdē-ˈel\

Medical Definition of HDL

:  a lipoprotein of blood plasma that is composed of a high proportion of protein with little triglyceride and cholesterol and that is associated with decreased probability of developing atherosclerosis—called also alpha-lipoprotein, good cholesterol, high-density lipoprotein; compare ldl, vldl


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