aldosterone

American  

[al-doh-sti-rohn, al-doh-sti-rohn, al-dos-tuh-rohn] / ˌæl doʊ stɪˈroʊn, ˈæl doʊ stɪˌroʊn, ælˈdɒs təˌroʊn /

noun

Biochemistry.

1. a hormone produced by the cortex of the adrenal gland, instrumental in the regulation of sodium and potassium reabsorption by the cells of the tubular portion of the kidney.

---

aldosterone British  

/ ælˈdɒstəˌrəʊn /

noun

1. the principal mineralocorticoid secreted by the adrenal cortex. A synthesized form is used in the treatment of Addison's disease. Formula: C 21 H 27 O 5

---

aldosterone Scientific  

/ ăl-dŏs′tə-rōn′ /

1. A steroid hormone secreted by the adrenal cortex that regulates salt and water balance in the body. Chemical formula: C ₂₁ H ₂₈ O ₅ .

---

Etymology

Origin of aldosterone

First recorded in 1950–55; ald(ehyde) + -o- + ster(ol) + -one

---

Example Sentences

See Examples For:

aldosterone

AstraZeneca said that Baxfendy treats hypertension in a new way by targeting aldosterone, a hormone that raises blood pressure.

From The Wall Street Journal ● May 18, 2026

Blood pressure is heavily influenced by a hormone called aldosterone, which helps regulate salt and water levels in the body.

From Science Daily ● Apr. 3, 2026

Another condition linked to resistant hypertension is "primary hyperaldosteronism," which occurs when the body produces too much aldosterone.

From Science Daily ● Mar. 30, 2026

The hormone aldosterone stimulates the reabsorption of water and sodium ions in the kidney, which results in increased blood pressure and volume.

From Textbooks ● Jun. 9, 2022

Other steroid hormones include aldosterone and cortisol, which are released by the adrenal glands along with some other types of androgens.

From Textbooks ● Jun. 9, 2022

Random Word

Spin the wheel and learn a new word!

---