Wordnet polsko-angielski 
                         (the chemical process in which a nitro group is added to an organic compound (or substituted for another group in an organic compound) ) 
nitrification 
ECTACO słownik polsko-angielski Słowniki elektroniczne Ectaco do nabycia u wydawcy
                        NITRIFICATION
Słownik techniczny polsko-angielski 
                        nitriding, nitrarding, nitrogen hardening, nitride case hardening, nitrogen case hardening
n nitration