Definition of aldosterone in English:

aldosterone

noun

Biochemistry
  • A corticosteroid hormone which stimulates absorption of sodium by the kidneys and so regulates water and salt balance.

    ‘Progesterone also increases sodium and water excretion in females because of competition between progesterone and aldosterone, a kidney hormone that regulates water balance.’
    • ‘These hormones include adrenaline, norepinephrine, aldosterone and corticosteroids (cortisone).’
    • ‘The liver is involved in the metabolism and breakdown of many hormones (eg, estrogen, testosterone, aldosterone, thyroid hormones) and vitamin D.’
    • ‘It is believed that the formation of melanin is regulated by aldosterone, which is the most active mineralocorticoid hormone secreted by the adrenal cortex.’
    • ‘One such hormone is aldosterone, which manages your body's balance of sodium, potassium and water.’

Pronunciation

aldosterone

/ˌalˈdästərōn/ /ˌælˈdɑstəroʊn/

Origin

1950s blend of aldehyde and steroid, + -one.