Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun nitrate_bacterium

1 sense of nitrate bacterium

Sense 1
nitrate bacterium, nitric bacterium -- (any of the nitrobacteria that oxidize nitrites into nitrates)
       => nitrobacterium -- (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)