hemoptysis
noun
hemoptysis is a noun meaning “expectoration (coughing up) of blood from the respiratory system” (English Wiktionary, September 2026). It is spelled H-E-M-O-P-T-Y-S-I-S, and it appears about once in every 25 million words in written English (wordfreq, 2021 data). The plural of hemoptysis is hemoptyses.
What does hemoptysis mean?
noun
- 1
expectoration (coughing up) of blood from the respiratory system
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Forms of hemoptysis
- hemoptyses plural
- haemoptysis
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
How common is hemoptysis?
Hemoptysis appears about once in every 25 million words in written English, the 150,355th 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).
Hemoptysis in Spanish, French, German and Portuguese
In the sense expectoration of blood:
| Language | Words |
|---|---|
| French | hémoptysie |
| German | Bluthusten, Blutspucken, Hämoptoe, Hämoptyse, Hämoptysis |
| Spanish | hemoptisis |
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 hemoptysis come from?
From hemo- + Ancient Greek πτύσις (ptúsis, “spitting”), from πτύω (ptúō, “to spit”).
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).