HDL

American  

1. high-density lipoprotein.

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HDL British  

abbreviation

1. high-density lipoprotein

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HDL Scientific  

1. Abbreviation of high-density lipoprotein

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HDL Cultural  

1. An abbreviation for h igh-d ensity l ipoprotein, molecules that remove cholesterol from the bloodstream and carry it to the liver.

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HDLs are often called “good” cholesterol.

Example Sentences

See Examples For:

HDL

As the temperature rises, the more compact HDL structures become increasingly dominant over the more open LDL arrangements.

From Science Daily ● Jul. 8, 2026

"The network used what it had learned to compare how 16 descriptors differentiated between LDL and HDL structures at different temperatures," reports Nobuyuki Matubayasi, senior author.

From Science Daily ● Jul. 8, 2026

Our metabolism increases, lowering fat and sugar levels in our blood and raising levels of HDL cholesterol—the so-called healthy cholesterol.

From Barron's ● Jun. 27, 2026

For decades, primary physicians and cardiologists have focused on two numbers: LDL or low-density lipoproteins, known as “bad cholesterol,” and HDL or high-density lipoproteins, aka “good cholesterol.”

From Seattle Times ● Jan. 8, 2024

They lowered total cholesterol and increased HDL cholesterol significantly.

From Seattle Times ● Jan. 3, 2024