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

Word History

First Known Use

1931, in the meaning defined above

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