pneumomediastinum
noun
pneumomediastinum is spelled P-N-E-U-M-O-M-E-D-I-A-S-T-I-N-U-M: 17 letters. It appears about once in every 78 million words in written English, the 279,513th most frequent word form (wordfreq, 2021 data). As a noun, pneumomediastinum means “The condition of having the presence of air in the mediastinum” (English Wiktionary, September 2026). The plural of pneumomediastinum is pneumomediastina.
How many letters and syllables are in pneumomediastinum?
| Letters | 17: P-N-E-U-M-O-M-E-D-I-A-S-T-I-N-U-M |
|---|---|
| In writing | about once in every 78 million words; the 279,513th 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 pneumomediastinum?
Pneumomediastinum appears about once in every 78 million words in written English, the 279,513th 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).
Forms of pneumomediastinum
- pneumomediastina plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does pneumomediastinum mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
The condition of having the presence of air in the mediastinum.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Where does pneumomediastinum come from?
From pneumo- + mediastinum.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).