From Longman Dictionary of Contemporary Englishanabolic steroidan‧a‧bol‧ic ste‧roid /ˌænəbɒlɪk ˈstɪərɔɪd, -ˈster- $ -bɑːlɪk ˈstɪrɔɪd, -ˈster-/ noun [countable] MDa drug that makes muscles grow quickly, sometimes used illegally by people in sportOrigin anabolic steroid (1900-2000) anabolic “making body substance” (1800-1900) From ana- “up, upwards” (from Latin, from Greek, “up, back, again”) + metabolic