an anaerobic bacterium of a large genus that includes many pathogenic species, e.g. those causing tetanus, gas gangrene, botulism, and other forms of food poisoning.
Genus Clostridium: typically rod-shaped and Gram-positive
Derivatives
clostridial
adjective
Origin:
modern Latin, based on Greek klōstēr 'spindle'
clostridium in other Oxford dictionaries
Definition of clostridium in the US English dictionary