prolactin
Use Prolactin in a sentence
tɪn noun Biochemistry.
an anterior pituitary polypeptide hormone that stimulates lactation by the mammary glands at parturition in mammals, the activity of the crop in birds, and in some mammalian species the production of progesterone by the corpus luteum.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
Cite This Source
Based on the Random House Dictionary, © Random House, Inc. 2013.
Cite This Source
|
Link To prolactin
Collins
World English Dictionary
prolactin (prəʊˈlæktɪn) ![[Click for IPA pronunciation guide]](http://static.sfdict.com/dictstatic/g/d/dictionary_questionbutton_default.gif) | |
| —n | |
| follicle-stimulating hormone See also luteinizing hormone luteotrophin, Also called: luteotrophic hormone a gonadotrophic hormone secreted by the anterior lobe of the pituitary gland. In mammals it stimulates the secretion of progesterone by the corpus luteum and initiates and maintains lactation | |
Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
00:10
Prolactin
is always a great word to know.
So is flibbertigibbet. Does it mean:
| a chattering or flighty, light-headed person. |
| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
American Heritage
Medical Dictionary
prolactin pro·lac·tin (prō-lāk'tĭn)
n.
Abbr. PRL A pituitary hormone that stimulates and maintains the secretion of milk. Also called lactogenic hormone, lactotropin, luteotropic hormone, luteotropin.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source
American Heritage
Science Dictionary
| prolactin (prō-lāk'tĭn) Pronunciation Key
A protein hormone secreted by the anterior portion of the pituitary gland that stimulates and maintains the secretion of milk in mammals. |
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
Encyclopedia Britannica
Encyclopedia
prolactin
a protein hormone produced by the pituitary gland of mammals that acts with other hormones to initiate secretion of milk by the mammary glands. It also acts to maintain the corpus luteum of the ovary, which is the source of the female sex hormone progesterone. Its function in males is not known. In humans prolactin is similar to human growth hormone.
Learn more about prolactin with a free trial on Britannica.com.
Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
Cite This Source
Cite This Source
Example sentences
If prolactin levels remained high, milk could follow.
These drugs decrease prolactin levels and shrink the tumor.
After childbirth, prolactin levels fall as the internal stimulus for them is removed.
Human prolactin receptors are insensitive to mouse prolactin.
Nearby Words
Copyright © 2013 Dictionary.com, LLC. All rights reserved.
