from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A digestive enzyme of pancreatic juice that catalyzes the hydrolysis of fats to fatty acids and glycerol.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A lipase that is secreted from the pancreas to hydrolyse triglycerides to liberate the fatty acids and glycerol.
from the GNU version of the Collaborative International Dictionary of English
- n. An unorganized ferment or enzyme present in pancreatic juice. It decomposes neutral fats into glycerin and fatty acids.
from The Century Dictionary and Cyclopedia
- n. A ferment of the pancreatic secretion which to some extent resolves fats into fatty acids and glycerin.
Greek stear, tallow; + (pe)psin.(American Heritage® Dictionary of the English Language, Fourth Edition)