endometrioma
noun
en·do·me·tri·o·ma
-ˌmē-trē-ˈō-mə 
plural endometriomas also endometriomata
-mət-ə
1
: a tumor containing endometrial tissue
2
: endometriosis
—used chiefly of isolated foci of endometrium outside the uterus
Cite this Entry
“Endometrioma.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/endometrioma. Accessed 13 Jul. 2025.
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