Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Medical
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

HDL

play
noun \ˌāch-(ˌ)dē-ˈel\

Definition of HDL

  1. :  a lipoprotein of blood plasma that is composed of a high proportion of protein with little triglyceride and cholesterol and that is correlated with reduced risk of atherosclerosis —called also good cholesterol — compare ldl



Origin of hdl

high-density lipoprotein


First Known Use: circa 1965


Medical Dictionary

HDL

play
noun \ˈāch-ˈdē-ˈel\

Medical Definition of HDL

  1. :  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 , , ; compare ldl, vldl




Learn More about hdl

  1. Medical Dictionary: Definition of "HDL"


Seen and Heard

What made you want to look up HDL? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

immature or lacking adult sophistication

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image567572573

Which of these is a synonym of unctuous?

angry maudlin prompt oily
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ