Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
nitrobacterium | Yes | No | No | No |
bacteria | Yes | No | No | No |
nitrobacterium (noun) | bacteria (noun) |
---|---|
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 | (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 |