steroid

noun ste·roid \ˈstir-ˌȯid also ˈster-\

: a natural substance that is produced in the body

Full Definition of STEROID

: any of various compounds containing a 17-carbon 4-ring system and including the sterols and numerous hormones (as anabolic steroids or corticosteroids) and glycosides

— steroid or ste·roi·dal \stə-ˈrȯi-d^əl\ adjective

See steroid defined for English-language learners

See steroid defined for kids

Origin of STEROID

International Scientific Vocabulary sterol + -oid

First Known Use: 1926

Rhymes with STEROID

android, avoid, chancroid, colloid, conoid, crinoid, cuboid, cycloid, deltoid, dendroid, devoid, discoid, factoid, fibroid, fungoid, ganoid, globoid, hydroid, hypnoid, keloid, mastoid, mucoid, ovoid, prismoid, pygmoid, rhizoid, rhomboid, schizoid, scombroid, sigmoid, spheroid, styloid, tabloid, thalloid, thyroid, toroid, toxoid, trochoid, typhoid, Veddoid, viroid

STEROID Defined for Kids

steroid

noun ste·roid \ˈstir-ˌȯid, ˈster-\

Definition of STEROID for Kids

: any of various chemical compounds that include many hormones (as anabolic steroids)

Medical Dictionary

steroid

noun ste·roid \ˈsti(ə)r-ˌȯid also ˈste(ə)r-\

Medical Definition of STEROID

: any of numerous natural or synthetic compounds containing a 17-carbon 4-ring system and including the sterols and various hormones and glycosides—see anabolic steroid

—steroid or ste·roi·dal \stə-ˈrȯid-^əl\ adjective