cocaine

co·caine

noun \kō-ˈkān, ˈkō-ˌ\

Definition of COCAINE

: a bitter crystalline alkaloid C₁₇H₂₁NO₄ obtained from coca leaves that is used medically especially in the form of its hydrochloride C₁₇H₂₁NO₄·HCl as a topical anesthetic and illicitly for its euphoric effects and that may result in a compulsive psychological need