a crystalline alkaloid, CHNO, obtained from dried coca leaves: it was once much used in medicine and dentistry to lessen pain, but it is habit-forming when used as a stimulant
Origin of cocainecoca + -ine
A colorless or white crystalline alkaloid, C17H21NO4, extracted from coca leaves, sometimes used in medicine as a local anesthetic especially for the eyes, nose, or throat and widely used as an illicit drug for its euphoric and stimulating effects.
Origin of cocaineFrench cocaïne from coca coca from Spanish; see coca .
(countable and uncountable, plural cocaines)