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cortisol (hydrocortisone) A hormone (see corticosteroid), produced by the adrenal glands, that promotes the synthesis and storage of glucose and is therefore important in the normal response to stress, suppresses or prevents inflammation, and regulates deposition of fat in the body. It is used as treatment for various allergies and for rheumatic fever, certain skin conditions, and adrenal failure (Addison's disease).
cortisol (kor-ti-sol) n. a steroid hormone: the major glucocorticoid synthesized and released by the human adrenal cortex. It is important for normal carbohydrate metabolism and for the normal response to any stress. See also hydrocortisone.