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in the PONS Dictionary

ni·tro·gen [ˈnaɪtrəʤən] N no pl

nitrogen

lack nitrogen

lack nitrogen

nitrogen cycle

nitrogen cycle

nitrogen-poor ADJ

nitrogen-poor

organic nitrogen N

organic nitrogen

nitrogen oxide ENVIRON

nitrogen oxide

free nitrogen of the air N

free nitrogen of the air

¹⁴N (normal nitrogen isotope)

¹⁴N (normal nitrogen isotope)

¹⁵N (heavy nitrogen isotope)

¹⁵N (heavy nitrogen isotope)
OpenDict entry

nitrogen oxide N

nitrogen oxide CHEM
nitrogen oxide CHEM