Definition of nitrify in English:

nitrify

verb

[WITH OBJECT]Chemistry
  • Convert (ammonia or another nitrogen compound) into nitrites or nitrates:

    ‘a considerable amount of the ammonia so formed is nitrified’

Origin

Early 19th century: from French nitrifier.

Pronunciation:

nitrify

/ˈnʌɪtrɪfʌɪ/