sinusitis
noun
sinusitis is spelled S-I-N-U-S-I-T-I-S: 9 letters. It appears about once in every 4 million words in written English, the 58,063rd most frequent word form (wordfreq, 2021 data). As a noun, sinusitis means “An inflammation of one or more paranasal sinuses” (English Wiktionary, September 2026). The plural of sinusitis is sinusitises or sinusitides.
How many letters and syllables are in sinusitis?
| Letters | 9: S-I-N-U-S-I-T-I-S |
|---|---|
| In writing | about once in every 4 million words; the 58,063rd most frequent word form |
| Wrong spellings searched | none measured in search |
Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
How common is sinusitis?
Sinusitis appears about once in every 4 million words in written English, the 58,063rd 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 sinusitis?
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Vealhurl-sinusitis.wav, Wikimedia Commons (author and licence on each file's page).
Forms of sinusitis
- sinusitises plural
- sinusitides plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does sinusitis mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
An inflammation of one or more paranasal sinuses.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Sinusitis in Spanish, French, German and Portuguese
In the sense inflammation:
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 sinusitis come from?
From sinus + -itis.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).