单词 | nitrification |
释义 | nitrification[ nahy-truh-fi-key-shuhn ] / ˌnaɪ trə fɪˈkeɪ ʃən / nounthe act of nitrifying. Origin of nitrificationFirst recorded in 1820–30; nitr- + -i- + -fication Words nearby nitrificationnitric oxide, nitridation, nitride, nitriding, nitriding steel, nitrification, nitrifier, nitrify, nitrifying bacteria, nitrile, nitrile rubber Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for nitrificationBritish Dictionary definitions for nitrificationnitrification / (ˌnaɪtrɪfɪˈkeɪʃən) / nounthe oxidation of the ammonium compounds in dead organic material into nitrites and nitrates by soil nitrobacteria, making nitrogen available to plantsSee also nitrogen cycle
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 Medical definitions for nitrificationnitrification [ nī′trə-fĭ-kā′shən ] n.The oxidation of an ammonia compound into nitric acid, nitrous acid, or any nitrate or nitrite, especially by the action of bacteria. The treatment or combination of a substance with nitrogen or compounds containing nitrogen. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. Scientific definitions for nitrificationnitrification [ nī′trə-fĭ-kā′shən ] The process by which bacteria in soil and water oxidize ammonia and ammonium ions and form nitrites and nitrates. Because the nitrates can be absorbed by more complex organisms, as by the roots of green plants, nitrification is an important step in the nitrogen cycle. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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