nitrification

noun

ni·​tri·​fi·​ca·​tion ˌnī-trə-fə-ˈkā-shən How to pronounce nitrification (audio)
: the oxidation (as by bacteria) of ammonium salts to nitrites and the further oxidation of nitrites to nitrates

Examples of nitrification in a Sentence

Recent Examples on the Web Together, the two stages form an important step (called nitrification) in the nitrogen cycle that operates on Earth. Jacek Krywko, Ars Technica, 13 Sep. 2023 The authors of the study examined a specific step in the marine nitrogen cycle, called nitrification, in which microorganisms convert one form of nitrogen, ammonium, into nitrate, a form plants and other marine microorganisms require to survive. Andrew Moseman, Discover Magazine, 22 Dec. 2010 Biological processes like soil nitrification, wildfires, and lightning also produce NO₂, but research on Earth suggests that these sources provide far less of the overall total than anthropogenic sources—namely the burning of fossil fuels. Meghan Herbst, Wired, 4 Mar. 2021

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'nitrification.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1798, in the meaning defined above

Time Traveler
The first known use of nitrification was in 1798

Dictionary Entries Near nitrification

Cite this Entry

“Nitrification.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/nitrification. Accessed 25 Feb. 2024.

Kids Definition

nitrification

noun
ni·​tri·​fi·​ca·​tion ˌnī-trə-fə-ˈkā-shən How to pronounce nitrification (audio)
: the process of combining, mixing, or filling with nitrogen or one of its compounds
especially : the oxidation (as by bacteria) of ammonium salts to nitrites and then to nitrates

Medical Definition

nitrification

noun
ni·​tri·​fi·​ca·​tion ˌnī-trə-fə-ˈkā-shən How to pronounce nitrification (audio)
: the oxidation (as by bacteria) of ammonium salts to nitrites and the further oxidation of nitrites to nitrates

More from Merriam-Webster on nitrification

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