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[lahy-peys, lip-eys] /ˈlaɪ peɪs, ˈlɪp eɪs/
noun, Biochemistry
any of a class of enzymes that break down fats, produced by the liver, pancreas, and other digestive organs or by certain plants.
1895-1900; lip- + -ase Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for lipase


/ˈlaɪpeɪs; ˈlɪpeɪs/
any of a group of fat-digesting enzymes produced in the stomach, pancreas, and liver and also occurring widely in the seeds of plants
Word Origin
C19: from Greek lipos fat + -ase
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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Word Origin and History for lipase

class of enzymes, 1897, from French lipase (1896), from Greek lipos "fat" (see lipo- (v.)) + chemical ending -ase.

Online Etymology Dictionary, © 2010 Douglas Harper
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lipase in Medicine

lipase lip·ase (lĭp'ās', lī'pās')
Any of a group of lipolytic enzymes that cleave a fatty acid residue from the glycerol residue in a neutral fat or a phospholipid.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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lipase in Science
  (lĭp'ās', lī'pās')   
Any of various enzymes that catalyze the hydrolysis of fats, especially triglycerides and phospholipids, into glycerol and fatty acids.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Encyclopedia Article for lipase

any of a group of fat-splitting enzymes found in the blood, gastric juices, pancreatic secretions, intestinal juices, and adipose tissues. Lipases hydrolyze triglycerides (fats) into their component fatty acid and glycerol molecules.

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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