apolipoprotein ap·o·lip·o·pro·tein (āp'ə-lĭp'ō-prō'tēn', -tē-ĭn, -lī'pō-)
The protein component that combines with a lipid to form a lipoprotein.
|apolipoprotein (āp'ə-lĭp'ō-prō'tēn', -lī'pō-) Pronunciation Key
Any of various proteins that combine with a lipid to form a lipoprotein, such as high density lipoprotein (HDL) and low density lipoprotein (LDL). Apolipoproteins are important in the transport of cholesterol in the body and the regulation of the level of cholesterol in cells and blood.