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 See all Example Sentences for luteinizing hormone 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'luteinizing hormone.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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 5 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

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!