Bacillus anthracis, anthrax - a species of Bacillus that causes anthrax in humans and in animals (cattle and swine and sheep 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