antitrypsin

[ ăn′tē-trĭpsĭn, ăn′tī- ]

n.

A serum protein that inhibits the activity of trypsin and other proteolytic enzymes.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.