LDL

L1D2L1

A form of low-density lipoprotein — Any of a class of lipoproteins that transport cholesterol around the bloodstream; high levels may increase the risk of coronary heart disease.

Opposite
Less commonScrabble 4

Meanings

nounLDL (plural LDLs)

plural LDLs

  1. abbreviationinitialismbiochemistryInitialism of low-density lipoprotein.

    High saturated fat intake has been tied to increased levels of LDL, or “bad,” cholesterol, which raises the risk of heart disease.

    2017 December 22, Sophie Egan, “Is It Better to Cook With Coconut Oil or Olive Oil?”, in The New York Times, →ISSN
    1 more example

    In rare instances, however, high blood levels of the so-called bad cholesterol, LDL, result from a genetic defect called familial hypercholesterolemia (FH).

    2018, American Heart Association, “Multi-gene Test Predicts Early Heart Disease Risk”, in Drug Discovery & Development
  2. abbreviationinitialismphysicalchemistryInitialism of low-density liquid.

    Antonyms: HDL

  3. abbreviationinitialismnavigationInitialism of limiting danger line.

Synonyms & antonyms

More synonyms by meaning

nouna lipoprotein that transports cholesterol in the blood; composed of moderate amount of protein and a large amount of cholesterol; high levels are thought to be associated with increased risk of coronary heart disease and atherosclerosis

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

Cite this entry
APA

LDL. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/LDL

MLA

“LDL.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/LDL. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “LDL,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/LDL.

Source: LDL on Wiktionary, CC BY-SA 4.0.