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

LDL

play
noun \ˌel-(ˌ)dē-ˈel\

Definition of LDL

  1. :  a lipoprotein of blood plasma that is composed of a moderate proportion of protein with little triglyceride and a high proportion of cholesterol and that is associated with increased probability of developing atherosclerosis —called also bad cholesterol — compare hdl



Origin of ldl

low-density lipoprotein


First Known Use: 1962


Medical Dictionary

LDL

play
noun \ˈel-ˈdē-ˈel\

Medical Definition of LDL

  1. :  a lipoprotein of blood plasma that is composed of a moderate proportion of protein with little triglyceride and a high proportion of cholesterol and that is associated with increased probability of developing atherosclerosis—called also , , ; compare hdl, vldl




Learn More about ldl

  1. Medical Dictionary: Definition of "LDL"


Seen and Heard

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

WORD OF THE DAY

to work hard

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?

oily maudlin angry prompt
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