Definition of androstenedione in English:



  • [mass noun] An androgenic steroid from which testosterone and certain oestrogens are derived in humans.

    • ‘But all three substances - creatine, androstenedione, and anabolic steroids - increase a naturally occurring substance in the body to promote the building of muscle tissue.’
    • ‘Synthesis of testosterone and androstenedione from cholesterol occurs by the same pathways as indicated for synthesis of the male sex hormones.’
    • ‘Androgenic products, namely androstenedione, are testosterone precursors, and transform to this hormone in the body.’
    • ‘In one study, coral homogenates metabolized estradiol into estrone and testosterone into androstenedione and androstanedione.’
    • ‘Examples of ergogenic aids are creatine, androstenedione, anabolic steroids, major pain medication, barbiturates, and amphetamines.’


1930s: from androsterone + -ene + di- + -one.