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luteinizing hormone
noun
: a hormone secreted by the anterior lobe of the pituitary gland that in the female stimulates ovulation and the development of corpora lutea and in the male the development of interstitial tissue in the testis
Examples of luteinizing hormone in a Sentence
Recent Examples on the Web
However, a persistently high cortisol level blocks the production of luteinizing hormone (LH), which triggers the release of testosterone from the testicles or ovaries.
—James Myhre & Dennis Sifris, Md, Verywell Health, 3 Sep. 2024
Most of them use simple technology to measure levels of luteinizing hormone (LH), which is what triggers the release of the egg, Dr. McCarthy explains.
—Rachael Schultz, Health, 9 July 2024
The app helps predict your best conception date and logs additional data, like menstrual cycles, luteinizing hormone (LH) testing, and more.
—Latifah Miles, Parents, 8 Apr. 2024
Some of these include luteinizing hormone or LH (which controls the release of eggs during the menstrual cycle), estradiol (which is produced by the ovaries and helps maintain the reproductive system), and free thyroxine or fT4, which is the main hormone produced by the thyroid.
—Sarah Bradley, Peoplemag, 12 Apr. 2023
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Word History
First Known Use
1931, in the meaning defined above
Time Traveler
The first known use of luteinizing hormone was
in 1931
Dictionary Entries Near luteinizing hormone
Cite this Entry
“Luteinizing hormone.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/luteinizing%20hormone. Accessed 21 Nov. 2024.
Kids Definition
luteinizing hormone
noun
lu·tein·iz·ing hormone
ˈlüt-ē-ə-ˌnī-ziŋ-
: a hormone produced by the pituitary gland that in the female stimulates ovulation and the development of the corpora lutea and in the male stimulates production of testosterone by certain cells in the testis
Medical Definition
luteinizing hormone
noun
: a glycoprotein hormone that is secreted by the adenohypophysis and that in the female stimulates ovulation and the development of the corpora lutea and together with follicle-stimulating hormone the secretion of estrogen from developing ovarian follicles and in the male the development of interstitial tissue in the testis and the secretion of testosterone
—abbreviation LH
called also interstitial-cell stimulating hormone, lutropin
More from Merriam-Webster on luteinizing hormone
Britannica.com: Encyclopedia article about luteinizing hormone
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