Noun | 1. | ![]() anthrax bacillus, Bacillus anthracis - a species of bacillus that causes anthrax in humans and in animals (cattle and swine and sheep and rabbits and mice and guinea pigs); can be used a bioweapon clostridium perfringens - anaerobic Gram-positive rod bacterium that produces epsilon toxin; can be used as a bioweapon W.M.D., weapon of mass destruction, WMD - a weapon that kills or injures civilian as well as military personnel (nuclear and chemical and biological weapons) aflatoxin - a potent carcinogen from the fungus Aspergillus; can be produced and stored for use as a bioweapon botulin, botulinus toxin, botulismotoxin - potent bacterial toxin produced by the bacterium Clostridium botulinum that causes botulism; can be used as a bioweapon SEB, staphylococcal enterotoxin B - a form of staphylococcal enterotoxin that has been used as an incapacitating agent in biological warfare |