anatoxin: a bacterial toxin that has been weakened until it is no longer toxic but is strong enough to induce the formation of antibodies and immunity to the specific disease caused by the toxin
bacterial toxin: any endotoxin or exotoxin formed in or elaborated by bacterial cells
generalized anxiety disorder: an anxiety disorder characterized by chronic free-floating anxiety and such symptoms as tension or sweating or trembling or lightheadedness or irritability etc that has lasted for more than six months