noun · 2 senses · updated from the 2026-07-25 local source snapshot
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
Sound
Pronunciation
Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.
/ˌɛndoʊˌmiːtɹiˈoʊsɪs/non-merged vowel
Southern-England:Recorded audio is listed in the source snapshot.
/ˌɛndoʊˌmiːtɹiˈoʊsəs/merged vowel
CMU ARPABET:EH2 N D OW0 M EH2 T R IY0 OW1 S IH0 S
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
noun
Meaning 1
A generally painful condition characterised by the presence of endometrial-like tissue in places other than the lining of the uterus; an instance of such tissue being present.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
Topics: medicine, pathology, sciences
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
noun
Meaning 2
the presence of endometrium elsewhere than in the lining of the uterus; causes premenstrual pain and dysmenorrhea
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: adenomyosis
Antonyms: none provided
Broader terms: pathology
History
Etymology
Etymology tree English endometrium Proto-Indo-European *-tis Ancient Greek -τις (-tis) Ancient Greek -σῐς (-sĭs) Ancient Greek -ωσις (-ōsis)bor. New Latin -ōsislbor. English -osis English endometriosis From endometrium + -osis.
Across languages
Translations
23 source translations are retained for this English entry.
Azerbaijani:
endometrioz
— endometrium condition
Catalan:
endometriosi
— endometrium condition
Chinese Mandarin:
子宮內膜異位 /子宫内膜异位
(zǐgōng nèimó yìwèi)
— endometrium condition