1. anaerobic or micro-aerophilic rod-shaped or spindle-shaped saprophytes; nearly cosmopolitan in soil, animal intestines, and dung;
WordNet (r) 3.0 (2006):
genus Clostridium
n 1: anaerobic or micro-aerophilic rod-shaped or spindle-shaped
saprophytes; nearly cosmopolitan in soil, animal
intestines, and dung