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lipoprotein

American  
[lip-uh-proh-teen, -tee-in, lahy-puh-] / ˌlɪp əˈproʊ tin, -ti ɪn, ˌlaɪ pə- /

noun

Biochemistry.
  1. any of the class of proteins that contain a lipid combined with a simple protein.


lipoprotein British  
/ ˌlɪpəʊˈprəʊtiːn, ˌlaɪ- /

noun

  1. any of a group of proteins to which a lipid molecule is attached, important in the transport of lipids in the bloodstream. They exist in two main forms: high-density lipoproteins and low-density lipoproteins See also low-density lipoprotein

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

lipoprotein Scientific  
/ lĭp′ō-prōtēn′,lī′pō- /
  1. Any of a group of conjugated proteins in which at least one of the components is a lipid. Lipoproteins, classified according to their densities and chemical qualities, are the principal means by which lipids are transported in the blood.

  2. See also high-density lipoprotein low-density lipoprotein


Etymology

Origin of lipoprotein

First recorded in 1905–10; lipo- 1 + protein

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

The drug was approved to treat lipoprotein lipase deficiency, a rare genetic disorder that prevents the body from properly breaking down fat particles in the blood.

From Barron's Jun. 17, 2026

We already know that lifetime exposure to high LDL, or low-density lipoprotein, increases cardiovascular risk, and that getting care earlier can help prevent heart disease.

From MarketWatch Mar. 19, 2026

Studies have found replacing saturated fats in a person’s diet with polyunsaturated fat, like fatty fish or canola oil, has lowered a person’s level of low-density lipoprotein, or bad cholesterol.

From The Wall Street Journal Dec. 15, 2025

Some studies have suggested that dark chocolate might be useful in adjusting ratios of high-density lipoprotein cholesterol, which can help protect the heart.

From Salon Mar. 28, 2024

This inhibited the expression of a group of target genes involved in fatty acid synthesis, polyunsaturated fatty acid synthesis and uptake, and lipoprotein secretion, which improved fatty liver pathophysiology, as observed in wild-type mice.

From Science Daily Jan. 13, 2024

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