nitrogen cycle

noun

Definition of nitrogen cycle

: a continuous series of natural processes by which nitrogen passes successively from air to soil to organisms and back to air or soil involving principally nitrogen fixation, nitrification, decay, and denitrification

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The first known use of nitrogen cycle was in 1906

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More Definitions for nitrogen cycle

nitrogen cycle

noun

Kids Definition of nitrogen cycle

: a continuous series of natural processes by which nitrogen passes from air to soil to living things and back into the air

nitrogen cycle

noun

Medical Definition of nitrogen cycle

: a continuous series of natural processes by which nitrogen passes through successive stations in air, soil, and organisms and which principally involves nitrogen fixation, nitrification, decay, and denitrification