exosome
ex·o·some/ˈɛks.oʊˌsoʊm/noun
exosome is spelled E-X-O-S-O-M-E: 7 letters and 3 syllables (ex·o·some). It appears about once in every 28 million words in written English, the 161,690th most frequent word form (wordfreq, 2021 data). As a noun, exosome means “An intracellular macromolecular protein complex involved in RNA degradation” (English Wiktionary, September 2026). The plural of exosome is exosomes.
How many letters and syllables are in exosome?
| Letters | 7: E-X-O-S-O-M-E |
|---|---|
| Syllables | 3: ex·o·some |
| In writing | about once in every 28 million words; the 161,690th 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 exosome?
Exosome appears about once in every 28 million words in written English, the 161,690th 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 exosome?
- /ˈɛks.oʊˌsoʊm/
Exosome has 3 syllables, split ex·o·some in writing.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Forms of exosome
- exosomes plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does exosome mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
An intracellular macromolecular protein complex involved in RNA degradation.
- 2
An extracellular vesicle released from the endosomal compartment of eukaryotic cells, responsible for the selective removal of plasma membrane protein.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Exosome in Spanish, French, German and Portuguese
In the sense vesicle:
| Language | Words |
|---|---|
| French | exosome |
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 exosome come from?
From exo- + -some.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).