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denitrify

American  
[dee-nahy-truh-fahy] / diˈnaɪ trəˌfaɪ /

verb (used with object)

denitrified, denitrifying
  1. Chemistry, Biology. to reduce (nitrates) to nitrites, ammonia, ammonium compounds, and free atmospheric nitrogen, as in soil by bacteria or other microbes.

  2. Chemistry. to remove nitrogen or nitrogen compounds from.


denitrify British  
/ diːˈnaɪtrɪˌfaɪ /

verb

  1. to undergo or cause to undergo loss or removal of nitrogen compounds or nitrogen

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • denitrification noun
  • denitrificator noun
  • denitrifier noun

Etymology

Origin of denitrify

First recorded in 1890–95; de- + nitrify

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Nick Meier, a farmer in La Porte City, has received grant support in converting 5 acres to wetlands, and has installed a denitrifying bioreactor and cover crops.

From Washington Times

Meier seems delighted with his denitrifying bioreactor, as the gizmo is called: It functions properly, it robs him of very little cultivatable space, and it was funded by a state environmental program.

From National Geographic

They also are developing water quality strategies that call for installing tens of thousands of denitrifying bioreactors to help reach those targets.

From Time

In anammox bacteria, there is a giant vacuole, or bag, called an annamoxosome where the denitrifying reactions — i.e., eating and breathing for the bacterium — transpire.

From Scientific American

In the eastern tropical South Pacific, N:P is low because denitrifying bacteria remove nitrogen without also removing phosphorus.

From New York Times