(n)potent bacterial toxin produced by the bacterium Clostridium botulinum that causes botulism; can be used as a bioweapon, Syn.botulinus toxin, botulismotoxin
(n)a neurotoxin (trade name Botox) that is used clinically in small quantities to treat strabismus and facial spasms and other neurological disorders characterized by abnormal muscle contractions; is also used by cosmetic surgeons to smooth frown lines temporarily, Syn.Botox