Dictionary

oxytocin

noun oxy·to·cin \-ˈtō-sən\

Definition of OXYTOCIN

:  a pituitary octapeptide hormone C43H66N12O12S2 that stimulates especially the contraction of uterine muscle and the secretion of milk

Origin of OXYTOCIN

International Scientific Vocabulary, from oxytocic
First Known Use: 1928

oxytocin

noun oxy·to·cin \-ˈtōs-ən\   (Medical Dictionary)

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

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