steroid
/ˈstɛrɔɪd/
noun
- A type of chemical substance produced naturally in the body (such as hormones) or made artificially, used to treat medical conditions or sometimes misused to build muscle.
- The doctor prescribed a steroid cream to reduce the inflammation on his skin.
- Some athletes have been banned for using illegal steroids to improve their performance.
- Cortisol is a natural steroid that helps the body respond to stress.