protuberance
/pɹəˈtuː.bɚ.əns/noun
protuberance is spelled P-R-O-T-U-B-E-R-A-N-C-E. The wrong spelling people search most is protruberance: about 20 Bing searches a month in the United States (September 2025 to August 2026), about 1 in 21 of all searches for the word. Protuberance is a noun meaning “A bulge, knob, swelling, spine, or anything that protrudes”. The plural of protuberance is protuberances.
How many letters and syllables are in protuberance?
| Letters | 12: P-R-O-T-U-B-E-R-A-N-C-E |
|---|---|
| Syllables | 4 (from its American pronunciation) |
| In writing | about once in every 13 million words; the 106,501st most frequent word form |
| Wrong spellings searched | 1; the most searched, protruberance, about 20 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 protuberance?
Protuberance is spelled P-R-O-T-U-B-E-R-A-N-C-E. One wrong spelling is searched or written often enough to measure; together they are about 1 in 21 of the searches for protuberance 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 protuberance?
Protuberance appears about once in every 13 million words in written English, the 106,501st 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 protuberance?
- UK /pɹəˈtjuː.bə.ɹəns/
- US /pɹəˈtuː.bɚ.əns/
Protuberance has 4 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-protuberance.wav, En-us-protuberance.oga, Wikimedia Commons (author and licence on each file's page).
Forms of protuberance
- protuberances plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does protuberance mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
A bulge, knob, swelling, spine, or anything that protrudes.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Protuberance in Spanish, French, German and Portuguese
In the sense Something that protrudes:
| Language | Words |
|---|---|
| French | saillie, protubérance |
| German | Protuberanz, Vorsprung, Schwellung, Hervortreten, Auswuchs, Hervorschwellung |
| Portuguese | protuberância, saliência |
| Spanish | protuberancia |
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 protuberance come from?
From French protubérance, from Latin prōtubērantia (“bulge; protuberance”), from prō + tūber (“swelling; protuberance”) + -antia (“-ance”).
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).