Estrone

**Semantic type:** Hormone|Organic Chemical

**Definition:** One of three naturally occurring estrogens synthesized from androstenedione in the adrenal glands and peripheral tissues by aromatization and is the primary estrogen produced after menopause.

**Synonyms:** - 1,3,5(10)-Estratrien-3-ol-17-one - 3-Hydroxyestra-1,3,5(10)-trien-17-one