nitrile

noun Chemistry.

1. any of a class of organic compounds with the general formula RC≡N.

noun

1. any one of a class of organic compounds containing the monovalent group -CNAlso called (not in technical usage): cyanide

n.

1. An organic cyanide containing a CN group.

1. An organic compound, such as acrylonitrile, containing the cyanide group CN. Nitriles are typically colorless solids or liquids and have a distinctive smell.