polycystic ovary syndrome

noun

: a variable disease that is marked by amenorrhea, hirsutism, obesity, infertility, and ovarian enlargement and is usually initiated by an elevated level of luteinizing hormone, androgen, or estrogen which results in an abnormal cycle of gonadotropin release by the pituitary gland

called also polycystic ovarian syndrome

Examples of polycystic ovary syndrome in a Sentence

Recent Examples on the Web
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Os reveals during that time, her weight would fluctuate from dealing with hormonal issues such as PCOS (polycystic ovary syndrome) and endometriosis. Los Angeles Times, 20 Mar. 2026 This may be beneficial for people with polycystic ovary syndrome (PCOS), a condition linked to high androgens (male hormones), acne, excess hair, and irregular periods. Brandi Jones, Verywell Health, 23 Feb. 2026 One exciting and developing finding is that GLP-1s can improve fertility in certain women, particularly those struggling with overweight or obesity, or who have polycystic ovary syndrome (PCOS). Deanna Pai, SELF, 20 Feb. 2026 Some creators go even deeper down the rabbit hole, suggesting that a puffy face is a telltale sign of an autoimmune or hormonal disorder like adrenal dysfunction, polycystic ovary syndrome, or Hashimoto’s disease. Georgia Casey, Allure, 6 Feb. 2026 See All Example Sentences for polycystic ovary syndrome

Word History

First Known Use

1956, in the meaning defined above

Time Traveler
The first known use of polycystic ovary syndrome was in 1956

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Cite this Entry

“Polycystic ovary syndrome.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/polycystic%20ovary%20syndrome. Accessed 1 Apr. 2026.

Medical Definition

polycystic ovary syndrome

noun
: a variable disorder that is marked especially by amenorrhea, hirsutism, obesity, infertility, and ovarian enlargement and is usually initiated by an elevated level of luteinizing hormone, androgen, or estrogen which results in an abnormal cycle of gonadotropin release by the pituitary gland
abbreviation PCOS

called also polycystic ovarian disease, polycystic ovarian syndrome, polycystic ovary disease, Stein-Leventhal syndrome

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