steroid
//ˈstɛr.ɔɪd//
Noun
steroidSingular
steroidsPlural
1
Any of a large class of organic compounds with a characteristic molecular structure containing four rings of carbon atoms, including many hormones, alkaloids, and vitamins.
Cholesterol is a type of steroid found in the body.
2
An anabolic steroid, especially one used illegally to enhance athletic performance or muscle growth.
The athlete was banned from competition after testing positive for steroids.
3
A corticosteroid drug used to reduce inflammation in medical treatment.
The doctor prescribed a steroid to reduce the swelling in my knee.