What is the meaning of Nitrile?

Any of a class of organic compounds containing a cyano functional group −C≡N; they are named as derivatives of the appropriate carboxylic acid.

A type of synthetic rubber formed by the copolymerization of acrylonitrile and butadiene: nitrile rubber.

inflection of nitriler:

  1. first/third-person singular present indicative/subjunctive
  2. second-person singular imperative

first/third-person singular present indicative/subjunctive

second-person singular imperative

nitrile

Source: wiktionary.org