Definition of propenenitrile in US English:

propenenitrile

(also propenonitrile, propenitrile)

noun

Chemistry
  • Acrylonitrile.

Origin

1960s. In some forms from propene + nitrile; the form propenitrile shows elision of the medial syllable. In some forms from propene + -o- + nitrile.

Pronunciation

propenenitrile

/ˌprəʊpiːnˈnʌɪtrʌɪl/