acrylonitrile
Concise Oxford English Dictionary © 2008 Oxford University Press:
acrylonitrile /ˌakrɪlə(ʊ)ˈnʌɪtrʌɪl/
▶noun Chemistry a pungent, toxic liquid used in making artificial fibres and other polymers.
'acrylonitrile' also found in these Oxford entries:

