|ben(ˌ)zō|nī.trə̇l noun
( -s )
Etymology: German benzonitril, from benz- + nitril nitrile
: a colorless toxic oily compound C 6 H 5 CN of almond-oil odor made by fusing a mixture of sodium cyanide and sodium benzenesulfonate and in other ways and used chiefly as a solvent for synthetic resins — called also cyanobenzene, phenyl cyanide