WordNet (r) 3.0 (2006):

Clostridium perfringens epsilon toxin
    n 1: a bacterial toxin produced by clostridium perfringens;
         causes intense abdominal cramps and diarrhea that begins
         8-22 hours after consumption of foods containing large
         numbers of these bacteria [syn: epsilon toxin,
         Clostridium perfringens epsilon toxin]