See also: Nitril and -nitril English Noun nitril (plural nitrils) Archaic form of nitrile. Romanian Etymology From French nitrile. Noun nitril m (plural nitrili) nitrile Declension More information singular, plural ... singular plural indefinite definite indefinite definite nominative-accusative nitril nitrilul nitrili nitrilii genitive-dative nitril nitrilului nitrili nitrililor vocative nitrilule nitrililor Close Wikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads