Definition of nitrogenization in English:
nitrogenization
(also nitrogenisation)
noun nʌɪˌtrɒdʒɪnʌɪˈzeɪʃnˌnʌɪtrədʒɪnʌɪˈzeɪʃn
The process of combining or treating with nitrogen; (Metallurgy) nitridation.
Origin
Mid 19th century; earliest use found in Scientific American. From nitrogen + -ization.