coliform bacillus
- any of several bacilli, especially Escherichia coli and members of the genus Aerobacter, found as commensals in the large intestine of humans and certain other animals, the presence of which in water indicates fecal pollution.
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Also called coliform bacterium, colon bacillus.
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018