noun
cocaine
koh-KAYN/koʊˈkeɪn/
A powerful stimulant drug derived from coca leaves.
The officer holds a sealed evidence bag containing a small amount of cocaine.

Etymology
The plant name plus a chemical-substance suffix identifies cocaine as an alkaloid obtained from coca leaves. The name thus describes its botanical source.
In context
First, I want to explain how and why crack cocaine had such a profound influence on inner-city gangs.
The first cocaine prohibition laws, similarly prompted by racist fears of black men sniffing that white powder…
More examples
- The lab tests the powder for cocaine.
- Doctors sometimes use cocaine as a local anesthetic.
- Treatment helps people recover from cocaine addiction.
Forms
cocaine