Definition of aldosterone in English:

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Pronunciation: /ˌalˈdästərōn/


A corticosteroid hormone that stimulates absorption of sodium by the kidneys and so regulates water and salt balance.
Example sentences
  • 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.


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

For editors and proofreaders

Syllabification: al·dos·te·rone

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