endometriosis

American  

[en-doh-mee-tree-oh-sis] / ˌɛn doʊˌmi triˈoʊ sɪs /

noun

Pathology.

1. the presence of tissue similar to the uterine lining outside of the uterus, especially in other pelvic organs such as the ovaries: characterized by cyst formation, adhesions, and pain.

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endometriosis British  

/ ˌɛndəʊˌmiːtrɪˈəʊsɪs /

noun

1. pathol the presence of endometrium in areas other than the lining of the uterus, as on the ovaries, resulting in premenstrual pain

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endometriosis Scientific  

/ ĕn′dō-mē′trē-ō′sĭs /

1. A gynecologic disorder characterized by the abnormal presence of functional endometrial tissue outside the uterus, often resulting in pelvic pain and dysmenorrhea.

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Etymology

Origin of endometriosis

First recorded in 1920–25; from New Latin; endometri(um) ( def. ) + -osis ( def. )

Example Sentences

See Examples For:

endometriosis

Doctors are exploring whether weight-loss drugs could also treat conditions such as endometriosis and Crohn’s disease.

From The Wall Street Journal ● Sep. 18, 2026

Balkey says she started taking GLP-1 after an endometriosis surgery with Vidali in January.

From The Wall Street Journal ● Sep. 18, 2026

Dunham has written extensively about her experience with endometriosis and its impact on her plans to have a family.

From BBC ● Sep. 17, 2026

"One thing that's close to my heart is an endometriosis charity," she says.

From BBC ● Sep. 8, 2026

He’d pioneered the use of estrogen for treating symptoms of menopause and made important early discoveries about endometriosis.

From "The Immortal Life of Henrietta Lacks" by Rebecca Skloot