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[ap-uh-lip-uh-proh-teen, -tee-in, -lahy-puh-] /ˌæp əˌlɪp əˈproʊ tin, -ti ɪn, -ˌlaɪ pə-/
noun, Biochemistry
the lipid-free protein portion of a lipoprotein.
Origin Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for apolipoprotein
  • Beta-amyloid is normally removed from the brain with the help of a molecule called apolipoprotein.
British Dictionary definitions for apolipoprotein


/ˌæpəˌlɪpəʊˈprəʊtiːn; -ˌlaɪ-/
any of a group of glycoproteins that form part of the structure of lipoproteins, some of which have been associated with Alzheimer's disease
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
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apolipoprotein in Medicine

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.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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apolipoprotein in Science
  (āp'ə-lĭp'ō-prō'tēn', -lī'pō-)   
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.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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