Definition of "cortisol"
cortisol
/ˈkɔː.tɪ.sɒl/
noun
countable and uncountable, plural cortisols
(biochemistry, steroids) A glucocorticoid steroid hormone produced by the adrenal cortex that mediates various metabolic processes (such as gluconeogenesis), has anti-inflammatory and immunosuppressive properties, and whose levels in the blood may become elevated in response to physical or psychological stress. When used medicinally it is known as hydrocortisone.