acetone
/ˈæ.sə.toʊn/noun
acetone is spelled A-C-E-T-O-N-E: 7 letters and 3 syllables. It appears about once in every 2 million words in written English, the 37,459th most frequent word form (wordfreq, 2021 data). As a noun, acetone means “A colourless, volatile, flammable liquid ketone, (CH₃)₂CO, used as a solvent” (English Wiktionary, September 2026). The plural of acetone is acetones.
How many letters and syllables are in acetone?
| Letters | 7: A-C-E-T-O-N-E |
|---|---|
| Syllables | 3 (from its American pronunciation) |
| In writing | about once in every 2 million words; the 37,459th most frequent word form |
| Wrong spellings searched | none measured in search |
| Same letters |
Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation and the CMU Pronouncing Dictionary; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media); rhymes and same-letter words are computed by PlainSpell from its own word list.
How common is acetone?
Acetone appears about once in every 2 million words in written English, the 37,459th 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 acetone?
- US /ˈæ.sə.toʊn/
Acetone has 3 syllables (counted from its American pronunciation in the CMU Pronouncing Dictionary).
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: En-us-acetone.ogg, Wikimedia Commons (author and licence on each file's page).
What rhymes with acetone?
No other word on PlainSpell ends in the same sounds as acetone (/æsətoʊn/).
Spelled with the same letters in another order: enoteca.
Computed by PlainSpell from the pronunciations in the English Wiktionary (dump of September 2, 2026): a rhyme shares every sound from the last stressed vowel to the end; ordered by written frequency (wordfreq 3.1).
Forms of acetone
- acetones plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does acetone mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
A colourless, volatile, flammable liquid ketone, (CH₃)₂CO, used as a solvent.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Acetone in Spanish, French, German and Portuguese
In the sense the organic compound (CH3)2CO:
| Language | Words |
|---|---|
| French | acétone |
| German | Aceton, Azeton, Propanon, Dimethylketon |
| Portuguese | acetona |
| Spanish | acetona |
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 acetone come from?
From acet- from acētum (“vinegar”). The -one was taken from margarone but further etymology is unclear. Doublet of ketone.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).