steroid — ste|roid [ˈstıərɔıd, ˈste US ˈstır ] n [Date: 1900 2000; Origin: sterol type of alcohol (20 21 centuries) (from cholesterol) + oid] 1.) a chemical that the body produces naturally or that can be made as a drug to treat illness and injuries.… … Dictionary of contemporary English
steroid — ste•roid [[t]ˈstɪər ɔɪd, ˈstɛr [/t]] n. biochem. any of a large group of fat soluble organic compounds, as the sterols, bile acids, and sex hormones, most of which have specific physiological action • Etymology: 1925–30; ster (ol) + oid… … From formal English to slang
hydroxysteroid — hy·droxy·ste·roid sti(ə)r .ȯidalso ste(ə)r n any of several ketosteroids (as androsterone and dehydroepiandrosterone) found esp. in human urine * * * hy·droxy·ste·roid (hi drok″se sterґoid) a steroid carrying a hydroxyl group, with the… … Medical dictionary
Steroid — A large group of chemical substances related in structure to one another and each containing the same chemical skeleton (a tetracyclic cyclopenta[a]phenanthrene skeleton). Many hormones, body constituents, and drugs are steroids. Examples: drugs… … Medical dictionary
nonsteroidal — non·ste·roi·dal .nän stə rȯid əl also non·ste·roid ( )nän sti(ə)r .ȯidalso ste(ə)r adj of, relating to, or being a compound and esp. a drug that is not a steroid <a nonsteroidal anti inflammatory drug> see NSAID nonsteroid n … Medical dictionary
Corticosteroid — Any of the steroid hormones made by the cortex (outer layer) of the adrenal gland. Cortisol is a corticosteroid. * * * A steroid produced by the adrenal cortex ( i.e., adrenal corticoid); a corticoid containing a steroid. SYN: adrenocorticoid,… … Medical dictionary
adrenocorticosteroid — ad·re·no·cor·ti·co·ste·roid sti(ə)r .ȯid, ste(ə)r n a steroid (as cortisone or cortisol) obtained from, resembling, or having physiological effects like those of hormones of the adrenal cortex … Medical dictionary
17-hydroxycorticosteroid — 17 hy·droxy·cor·ti·co·ste·roid .sev ən tēn hī .dräk sē .kȯrt i kō sti(ə)r .ȯidalso ste(ə)r n any of several adrenocorticosteroids (as cortisol) with an OH group and an HOCH2CO group attached to carbon 17 of the fused ring structure of the… … Medical dictionary
ketosteroid — ke·to·ste·roid .kēt ō sti(ə)r .ȯidalso ste(ə)r n a steroid (as cortisone or estrone) containing a ketone group esp 17 KETOSTEROID * * * ke·to·ster·oid (ke″to sterґoid) a steroid that possesses ketone groups on functional carbon atoms,… … Medical dictionary
Neurosteroid — A brain steroid, a molecule structurally similar to cortisone, progesterone and the gonadal hormones. Neurosteroids play a role in controlling anxiety and depression. Antidepressant drugs known as selective serotonin reuptake inhibitors (SSRIs)… … Medical dictionary