the gist of the prosecutor's argument / the heart and soul of the Republican Party / the nub of the story. Hypernyms (core is a kind of...): cognitive content; content; mental object (the sum or range of what has been perceived, discovered, or learned) Hyponyms (each of the following is a kind of core):
Your cholesterol levels are an important measure of heart health. For HDL cholesterol, or good cholesterol, higher levels are better. By Mayo Clinic Staff. High-density lipoprotein (HDL) is known as the good cholesterol because it helps remove other forms of cholesterol from your bloodstream.
HDL cholesterol is the well-behaved good cholesterol.. This friendly scavenger cruises the bloodstream. As it does, it removes harmful bad cholesterol from where it doesn't belong. High HDL levels reduce the risk for heart disease -- but low levels increase the risk. HDL is short for high-density lipoprotein.