Definition of HDL cholesterol in US English:

HDL cholesterol


  • Cholesterol present in the blood as high-density lipoprotein, a relatively high proportion of which is associated with a lower risk of coronary heart disease.

    ‘Pat prescribed lots more vigorous exercise to raise my HDL cholesterol’
    • ‘The subjects who ate a Nordic diet had lower levels of harmful LDL cholesterol and higher levels of "good" HDL cholesterol.’
    • ‘People should also quit smoking to improve their HDL cholesterol level and reduce the risk of heart attacks.’
    • ‘Niacin is a vitamin that can raise the level of HDL cholesterol (the good type).’
    • ‘My health markers are excellent, HDL cholesterol has risen and triglycerides have dropped!’
    • ‘If you've had your cholesterol levels checked, your doctor most likely tested your total cholesterol, LDL cholesterol, HDL cholesterol, and triglycerides.’


1960s: short for high-density lipoprotein cholesterol.