endometriosis
/ˌɛndoʊˌmiːtɹiˈoʊsɪs/noun
endometriosis is spelled E-N-D-O-M-E-T-R-I-O-S-I-S. The wrong spelling people search most is endometrosis: about 360 Bing searches a month in the United States (September 2025 to August 2026), about 1 in 91 of all searches for the word. Endometriosis is a noun meaning “A generally painful condition characterised by the presence of endometrial-like tissue in places other than…”. The plural of endometriosis is endometrioses.
How many letters and syllables are in endometriosis?
| Letters | 13: E-N-D-O-M-E-T-R-I-O-S-I-S |
|---|---|
| Syllables | 6 (from its American pronunciation) |
| In writing | about once in every 2 million words; the 40,703rd most frequent word form |
| Wrong spellings searched | 1; the most searched, endometrosis, about 360 Bing searches a month (all of them) |
Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation and the CMU Pronouncing Dictionary; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media); Bing searches in the United States: the average month from September 2025 to August 2026 (Microsoft Advertising keyword data through DataForSEO, read September 30, 2026).
How do you spell endometriosis?
Endometriosis is spelled E-N-D-O-M-E-T-R-I-O-S-I-S. One wrong spelling is searched or written often enough to measure; together they are about 1 in 91 of the searches for endometriosis in either form.
Bing searches in the United States: the average month from September 2025 to August 2026 (Microsoft Advertising keyword data through DataForSEO, read September 30, 2026). Wrong spellings are taken from Wiktionary entries tagged "misspelling" and its obsolete or nonstandard forms, Wikipedia's Lists of common misspellings and the codespell dictionary, then measured. The proofreader's marks show the change that corrects each one.
How common is endometriosis?
Endometriosis appears about once in every 2 million words in written English, the 40,703rd most frequent word form in the list.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
How do you pronounce endometriosis?
- /ˌɛndoʊˌmiːtɹiˈoʊsɪs/
- /ˌɛndoʊˌmiːtɹiˈoʊsəs/
Endometriosis has 6 syllables (counted from its American pronunciation in the CMU Pronouncing Dictionary).
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Vealhurl-endometriosis.wav, Wikimedia Commons (author and licence on each file's page).
Forms of endometriosis
- endometrioses plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does endometriosis mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 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.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
How do you abbreviate endometriosis?
Wiktionary records one abbreviation of endometriosis: endo.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Endometriosis in Spanish, French, German and Portuguese
In the sense endometrium condition:
| Language | Words |
|---|---|
| French | endométriose |
| German | Endometriose |
| Portuguese | endometriose |
| Spanish | endometriosis |
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.
Where does endometriosis come from?
From endometrium + -osis.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).