oxytocin definition

  • noun:
    • a quick polypeptide hormone, C43H66N12O12S2, circulated from the posterior lobe of pituitary gland, that promotes the contraction of smooth muscle tissue regarding the uterus during work and facilitates ejection of milk through the breast during medical.
    • A hormone that promotes contractions during labour/labor, after which the production of milk.
    • hormone released because of the posterior pituitary gland (trade name Pitocin); stimulates contractions regarding the uterus and ejection of milk

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