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Definitions from the WebNitrogen CycleNoun: The nitrogen cycle is a biogeochemical process that describes the transformation and circulation of nitrogen in the atmosphere, soil, and living organisms. Example sentences:
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nitrochloroform nitrochloromethane nitrocotton nitrofuran nitrofurantoin nitrogen-fixing bacteria nitrogen nitrogen balance nitrogen cycle nitrogen dioxide nitrogen fixation nitrogen mustard nitrogen narcosis nitrogen oxide nitrogen trichloride nitrogenase nitrogenise
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