ricin Hear it!

ricin definition

ri·cin (rī′sin, ris′in)

noun

an extremely toxic protein found in the castor bean and isolated as a white powder: it agglutinates red blood corpuscles

Etymology: < L ricinus, castor-oil plant

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

Comments
Improve this definition.
Do you have more to add? Share your linguistic knowledge or observation.
/Register to save your comments.