adrenal gland definition

  • noun:
    • Either of two small, dissimilarly formed endocrine glands, one situated above each kidney, consisting of the cortex, which secretes a few steroid bodily hormones, plus the medulla, which secretes epinephrine. Also called suprarenal gland.
    • In animals, either of a pair of complex hormonal glands, situated above each kidney, secreting hormones which control one's heart rate, blood pressure, and metabolism.
    • either of a set of complex hormonal glands situated close to the renal

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