nitrobacterium

English Thesaurus

1. any of the bacteria in the soil that take part in the nitrogen cycle; they oxidize ammonium compounds into nitrites or oxidize nitrites into nitrates (noun.animal)

hypernym	:	bacteria, bacterium,
definition	:	(microbiology) single-celled or noncellular spherical or spiral or rod-shaped organisms lacking chlorophyll that reproduce by fission; important as pathogens and for biochemical properties; taxonomy is difficult; often considered to be plants (noun.animal)

hyponym	:	nitrate bacterium, nitric bacterium,
definition	:	any of the nitrobacteria that oxidize nitrites into nitrates (noun.animal)

hyponym	:	nitrite bacterium, nitrous bacterium,
definition	:	any of the nitrobacteria that oxidize ammonia into nitrites (noun.animal)

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