Meaning of nitrobacteria

ni•tro•bac•te•ri•a

Pronunciation: (nī"trō-bak-tēr'ē-u), [key]
— sing. -te•ri•um
  1. certain bacteria in the soil involved in nitrifying processes.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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