Fentanyl

What is Fentanyl?

Fentanyl definition and meaning on Dictionary terms:
noun Pharmacology.

a synthetic, short-acting narcotic analgesic and sedative, C22H28N2O, used pharmacologically in anesthesia and neuroleptanalgesia, and also as an illicit drug: Medics quickly administered fentanyl to the injured soldiers.Drug dealers are lacing heroin with fentanyl.