denitrify

[ dee-nahy-truh-fahy ]
/ diˈnaɪ trəˌfaɪ /
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verb (used with object), de·ni·tri·fied, de·ni·tri·fy·ing. Chemistry.

to remove nitrogen or nitrogen compounds from.
to reduce (nitrates) to nitrites, ammonia, and free nitrogen, as in soil by microorganisms.

Origin of denitrify

First recorded in 1890–95; de- + nitrify
Related formsde·ni·tri·fi·ca·tion, nounde·ni·tri·fi·er, de·ni·tri·fi·ca·tor, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for denitrifying

British Dictionary definitions for denitrifying

denitrify

/ (diːˈnaɪtrɪˌfaɪ) /

verb -fies, -fying or -fied

to undergo or cause to undergo loss or removal of nitrogen compounds or nitrogen
Derived Formsdenitrification, noun
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