luteinizing hormone

noun

, Biochemistry.

1. LH.

luteinizing hormone

/ ˈluːtɪɪˌnaɪzɪŋ /

noun

1. a gonadotrophic hormone secreted by the anterior lobe of the pituitary gland. In female vertebrates it stimulates ovulation, and in mammals it also induces the conversion of the ruptured follicle into the corpus luteum. In male vertebrates it promotes maturation of the interstitial cells of the testes and stimulates androgen secretion LH Also calledinterstitial cell-stimulating hormone See also follicle-stimulating hormone prolactin

luteinizing hormone

/ lo̅o̅′tē-ə-nī′zĭng /

1. A glycoprotein hormone produced by the anterior portion of the pituitary gland. Luteinizing hormone stimulates ovulation and the development of the corpus luteum in female mammals and the production of testosterone in males.

Word History and Origins

Origin of luteinizing hormone¹

First recorded in 1930–35

Word History and Origins

Origin of luteinizing hormone¹

C19: from Latin lūteum egg yolk, from lūteus yellow