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nitrify

[nahy-truh-fahy] /ˈnaɪ trəˌfaɪ/
verb (used with object), nitrified, nitrifying.
1.
to oxidize (ammonia, ammonium compounds, or atmospheric nitrogen) to nitrites, nitrates, or their respective acids, especially by bacterial action.
2.
to impregnate with nitrogen or nitrogen compounds.
3.
to treat or combine with nitrogen or its compounds.
4.
(formerly) to convert into niter.
Origin
1820-1830
1820-30; < French nitrifier. See nitr-, niter, -i-, -fy
Related forms
nitrifiable, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for nitrifiable

nitrify

/ˈnaɪtrɪˌfaɪ/
verb (transitive) -fies, -fying, -fied
1.
to treat or cause to react with nitrogen or a nitrogen compound
2.
to treat (soil) with nitrates
3.
(of nitrobacteria) to convert (ammonium compounds) into nitrates by oxidation
Derived Forms
nitrifiable, adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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