Search Result for "nitrobacteria": 
Wordnet 3.0

NOUN (1)

1. soil bacteria that convert nitrites to nitrates;
[syn: nitric bacteria, nitrobacteria]



The Collaborative International Dictionary of English v.0.48:

nitrobacteria \nitrobacteria\ n.
   Soil bacteria that convert nitrites to nitrates.

   Syn: nitric bacteria.
        [WordNet 1.5]


WordNet (r) 3.0 (2006):

nitrobacteria
    n 1: soil bacteria that convert nitrites to nitrates [syn:
         nitric bacteria, nitrobacteria]