acetylcysteine
/ˌas.ɪ.tʌɪlˈsɪ.stɪ.iːn/noun
acetylcysteine is spelled A-C-E-T-Y-L-C-Y-S-T-E-I-N-E: 14 letters and 6 syllables. It appears about once in every 21 million words in written English, the 139,999th most frequent word form (wordfreq, 2021 data). As a noun, acetylcysteine means “An acetylated form of the amino acid cysteine (trademark Mucomyst), which is an antioxidant used as a mucolytic agent and in the treatment of…” (English Wiktionary, September 2026).
How many letters and syllables are in acetylcysteine?
| Letters | 14: A-C-E-T-Y-L-C-Y-S-T-E-I-N-E |
|---|---|
| Syllables | 6 (from its pronunciation) |
| In writing | about once in every 21 million words; the 139,999th 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 acetylcysteine?
Acetylcysteine appears about once in every 21 million words in written English, the 139,999th 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 acetylcysteine?
- UK /ˌas.ɪ.tʌɪlˈsɪ.stɪ.iːn/
- UK /ˌas.ɪ.tɪlˈsɪ.stɪ.iːn/
- UK /ˌas.ɪ.tʌɪlˈsɪ.steɪn/
Acetylcysteine has 6 syllables (counted from the pronunciation).
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does acetylcysteine mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
An acetylated form of the amino acid cysteine (trademark Mucomyst), which is an antioxidant used as a mucolytic agent and in the treatment of paracetamol poisoning.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Acetylcysteine in Spanish, French, German and Portuguese
In the sense mucolytic drug:
| Language | Words |
|---|---|
| Portuguese | acetilcisteína |
| Spanish | acetilcisteína |
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 acetylcysteine come from?
From acetyl + cysteine.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).