Noun: steroid 'ste,royd or 'steer,oyd
- Any of several fat-soluble organic compounds having as a basis 17 carbon atoms in four rings; many have important physiological effects
"The athlete was accused of using performance-enhancing steroids"
- Any hormone affecting the development and growth of sex organs
"Testosterone is a steroid responsible for male secondary sex characteristics";
- steroid hormone, sex hormone
Derived forms: steroids
Type of: endocrine, hormone, internal secretion, organic compound
Encyclopedia: Steroid,hydrogen-donor:oxygen oxidoreductase