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corpus luteum

[kawr-puh s loo-tee-uh m] /ˈkɔr pəs ˈlu ti əm/
noun, plural corpora lutea
[kawr-per-uh loo-tee-uh] /ˈkɔr pər ə ˈlu ti ə/ (Show IPA)
1.
Anatomy, Zoology. a ductless gland developed within the ovary by the reorganization of a Graafian follicle following ovulation.
2.
Pharmacology. an extract of this gland, usually of the hog or cow, the chief product of which is progesterone.
Origin of corpus luteum
1780-1790
1780-90; < New Latin: yellow body
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for corpus luteum
Historical Examples
  • In the hypertension of the menopause some have had success with large doses of corpus luteum extract.

    Arteriosclerosis and Hypertension: Louis Marshall Warfield
  • This corpus luteum grows in size until it sometimes occupies as much as one-third of the ovary.

    Woman

    William J. Robinson
  • When pregnancy is over, the corpus luteum gradually diminishes and disappears.

    A System of Midwifery

    Edward Rigby
  • This process can be interrupted by destroying the corpus luteum artificially.

  • After awhile the cavity of the corpus luteum contracts, and the opening into it closes.

    A System of Midwifery

    Edward Rigby
  • In normal single pregnancies in cattle there is never more than one corpus luteum present.

  • The empty follicle becomes cicatrized in the ovary and is called the corpus luteum (yellow body).

    The Sexual Question August Forel
British Dictionary definitions for corpus luteum

corpus luteum

/ˈluːtɪəm/
noun (pl) corpora lutea (ˈluːtɪə)
1.
a yellow glandular mass of tissue that forms in a Graafian follicle following release of an ovum. It secretes progesterone, a hormone necessary to maintain pregnancy
Word Origin
New Latin, literally: yellow body
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
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corpus luteum in Medicine

corpus luteum corpus lu·te·um (lōō'tē-əm)
n.
A yellow, progesterone-secreting mass of cells that forms from a Graaffian follicle after the release of a mature egg.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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corpus luteum in Science
corpus luteum
  (l'tē-əm)   
Plural corpora lutea
A yellow mass of cells that forms from a mature ovarian follicle after ovulation and that secretes progesterone. If fertilization of the egg occurs, the corpus luteum persists for the first few months of pregnancy.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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