anabolic steroid
noun/ˌænəbɒlɪk ˈsterɔɪd/, /ˌænəbɒlɪk ˈstɪərɔɪd/
/ˌænəbɑːlɪk ˈsterɔɪd/, /ˌænəbɑːlɪk ˈstɪrɔɪd/
- an artificial hormone (= a chemical substance) that increases the size of the muscles. It is sometimes taken illegally by people who play sports. see also steroid
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anabolic steroid