from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. An antitoxin produced in the blood as a response to exposure to ricin.
from The Century Dictionary and Cyclopedia
- n. The antibody to ricin. See antibody.
anti- + ricin (Wiktionary)
I happen to know that when Ricin is injected in small doses hypodermically immunity is produced, antiricin is formed.