Definition of oxytocin
: a pituitary octapeptide hormone C43H66N12O12S2 that stimulates especially the contraction of uterine muscle and the secretion of milk
Recent Examples of oxytocin from the Web
Less stress, more relaxation and a boost of oxytocin (the love hormone) lead to a happier you.
Once again, our friend dopamine is part of the mix, regulated by oxytocin.
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Origin and Etymology of oxytocin
International Scientific Vocabulary, from oxytocic
First Known Use: 1928See Words from the same year
Medical Definition of oxytocin
1: an octapeptide hormone C43H66N12O12S2 secreted by the posterior lobe of the pituitary gland that stimulates especially the contraction of uterine muscle and the secretion of milk—called also alpha-hypophamine
2: a synthetic version of oxytocin used especially to initiate or increase uterine contractions (as in the induction of labor)—see pitocin
Learn More about oxytocin
Britannica.com: Encyclopedia article about oxytocin
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