1. toxin

noun. ['ˈtɑːksən'] a poisonous substance produced during the metabolism and growth of certain microorganisms and some higher plant and animal species.

Rhymes with Ricin Toxin

• antitoxin
• wilcoxon
• wilcoxen
• broxson
• noxon
• moxon
• dockson
• coxon
• coxen
• boksen
• oxen

2. ricin

noun. a toxic protein extracted from castor beans; used as a chemical reagent; can be used as a bioweapon.