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Definition of Nitrosomonas
1. Noun. Ellipsoidal soil bacteria.
Exact synonyms: Genus Nitrosomonas
Generic synonyms: Bacteria Genus
Group relationships: Family Nitrobacteriaceae, Nitrobacteriaceae
Member holonyms: Nitrosobacteria, Nitrous Bacteria
Generic synonyms: Bacteria Genus
Group relationships: Family Nitrobacteriaceae, Nitrobacteriaceae
Member holonyms: Nitrosobacteria, Nitrous Bacteria
Medical Definition of Nitrosomonas
1. A genus of gram-negative, ellipsoidal or rod-shaped bacteria whose major source of energy and reducing power is from the oxidation of ammonia to nitrite. Its species occur in soils, oceans, lakes, rivers, and sewage disposal systems. (12 Dec 1998)