oxytocin

[ ok-si-toh-suhn ]

/ ˌɒk sɪˈtoʊ sən /

noun

Biochemistry. a polypeptide hormone, produced by the posterior lobe of the pituitary gland, that stimulates contraction of the smooth muscle of the uterus.

Pharmacology. a commercial form of this substance, obtained from beef and hog pituitary glands or especially by synthesis, and used chiefly in obstetrics to induce labor and to control postnatal hemorrhage.

Origin of oxytocin

First recorded in 1925–30; oxytoc(ic) + -in²

Words nearby oxytocin

oxysulphide, oxytalan, oxytetracycline, oxytocia, oxytocic, oxytocin, oxytone, oxyuriasis, oxyuricide, Oxyuridae, Oxyuris

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for oxytocin

When fathers hold and play with their children, oxytocin and prolactin kick in, priming them for bonding.
How Good Dads Can Change the World|Gary Barker, PhD, Michael Kaufman|January 6, 2015|DAILY BEAST
I think the most surprising thing to me was the oxytocin story.
Just the Fact: Sex and Music|Daniel J. Levitin|August 6, 2009|DAILY BEAST
And the people with higher levels of oxytocin were more generous in the amounts they chose to return to the original investor.
How Empathy Can Save the Economy|Maia Szalavitz|May 28, 2009|DAILY BEAST

British Dictionary definitions for oxytocin

oxytocin

/ (ˌɒksɪˈtəʊsɪn) /

noun

a polypeptide hormone, secreted by the pituitary gland, that stimulates contractions of the uterus or oviduct and ejection of milk in mammals; alphahypophame: used therapeutically for aiding childbirth. Formula: C 43 H 68 N 12 O 12 S 2Compare vasopressin

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for oxytocin

oxytocin

[ ŏk′sĭ-tō′sĭn ]

n.

A short polypeptide hormone that is released from the posterior lobe of the pituitary gland, stimulates the contraction of smooth muscle of the uterus during labor, and facilitates release of milk from the breast during nursing.

Scientific definitions for oxytocin

oxytocin

[ ŏk′sĭ-tō′sĭn ]

A polypeptide hormone secreted by the posterior portion of the pituitary gland. Oxytocin stimulates the contraction of smooth muscle of the uterus during childbirth and facilitates ejection of milk from the mammary glands.

单词	oxytocin
释义	oxytocin [ ok-si-toh-suhn ] / ˌɒk sɪˈtoʊ sən / noun Biochemistry. a polypeptide hormone, produced by the posterior lobe of the pituitary gland, that stimulates contraction of the smooth muscle of the uterus. Pharmacology. a commercial form of this substance, obtained from beef and hog pituitary glands or especially by synthesis, and used chiefly in obstetrics to induce labor and to control postnatal hemorrhage. Origin of oxytocin First recorded in 1925–30; oxytoc(ic) + -in² Words nearby oxytocin oxysulphide, oxytalan, oxytetracycline, oxytocia, oxytocic, oxytocin, oxytone, oxyuriasis, oxyuricide, Oxyuridae, Oxyuris Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for oxytocin When fathers hold and play with their children, oxytocin and prolactin kick in, priming them for bonding. How Good Dads Can Change the World\|Gary Barker, PhD, Michael Kaufman\|January 6, 2015\|DAILY BEAST I think the most surprising thing to me was the oxytocin story. Just the Fact: Sex and Music\|Daniel J. Levitin\|August 6, 2009\|DAILY BEAST And the people with higher levels of oxytocin were more generous in the amounts they chose to return to the original investor. How Empathy Can Save the Economy\|Maia Szalavitz\|May 28, 2009\|DAILY BEAST British Dictionary definitions for oxytocin oxytocin / (ˌɒksɪˈtəʊsɪn) / noun a polypeptide hormone, secreted by the pituitary gland, that stimulates contractions of the uterus or oviduct and ejection of milk in mammals; alphahypophame: used therapeutically for aiding childbirth. Formula: C 43 H 68 N 12 O 12 S 2Compare vasopressin Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Medical definitions for oxytocin oxytocin [ ŏk′sĭ-tō′sĭn ] n. A short polypeptide hormone that is released from the posterior lobe of the pituitary gland, stimulates the contraction of smooth muscle of the uterus during labor, and facilitates release of milk from the breast during nursing. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. Scientific definitions for oxytocin oxytocin [ ŏk′sĭ-tō′sĭn ] A polypeptide hormone secreted by the posterior portion of the pituitary gland. Oxytocin stimulates the contraction of smooth muscle of the uterus during childbirth and facilitates ejection of milk from the mammary glands. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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