Noun hdl has 1 sense
  1. high-density lipoprotein, HDL, alpha-lipoprotein - a lipoprotein that transports cholesterol in the blood; composed of a high proportion of protein and relatively little cholesterol; high levels are thought to be associated with decreased risk of coronary heart disease and atherosclerosis
    --1 is a kind of lipoprotein
    --1 has substances: HDL cholesterol
,
TOP