Definition: Meaning of, nitrogen cycle in English to English dictionary.
Pronunciation:/ ˈnʌɪtrədʒ(ə)n ˈsʌɪk(ə)l /
noun
synonym
antonym
Word Forms:
Singular
Plural
nitrogen cycle
nitrogen cycles
the circulation of nitrogen; nitrates from the soil are absorbed by plants which are eaten by animals that die and decay returning the nitrogen back to the soil