from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. An organism that engages in denitrification, the removal of nitrates from the environment

from The Century Dictionary and Cyclopedia

  • n. That which destroys or prevents the formation of nitric acid or nitrates, as certain ferments in the decomposition of nitrogenous organic matter.
  • n. In bacteriology, any micro-organism which is capable of breaking down nitrates into nitrites, and nitrites into ammonia compounds, or of liberating nitrogen from any of these.


denitrify +‎ -er (Wiktionary)


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