释义 |
DictionarySeesteroiddromostanolone
steroid [ster´oid] any of a group of lipids with a complex molecule containing carbon atoms in four interlocking rings forming a hydrogenated cyclopentophenanthrene-ring system; three of the rings contain six carbon atoms each and the fourth contains five. Steroids are important in body chemistry and include steroid hormones such as the gonadal or steroids" >sex steroids, corticosteroids, glucocorticoids, and mineralocorticoids; vitamins" >vitamins of the D group; and the sterols, including cholesterol, the main building block of the steroid hormones in the body. The glycosides" >cardiac glycosides, a group of compounds derived from certain plants, are partly steroids.anabolic steroid any of a group of synthetic derivatives of testosterone having pronounced anabolic properties and relatively weak androgenic properties; they are used clinically mainly to promote growth and repair of body tissues in diseases or states promoting catabolism or tissue wasting.gonadal steroid (sex steroid) a steroid hormone produced by a gonad, such as an androgen, estrogen, or progestational agent. |