acetoin
noun
acetoin is spelled A-C-E-T-O-I-N: 7 letters. It appears about once in every 56 million words in written English, the 234,209th most frequent word form (wordfreq, 2021 data). As a noun, acetoin means “The compound 3-hydroxybutanone CH₃-CO-CH(OH)-CH₃ that is one of the constituents of the flavour of butter” (English Wiktionary, September 2026). The plural of acetoin is acetoins.
How many letters and syllables are in acetoin?
| Letters | 7: A-C-E-T-O-I-N |
|---|---|
| In writing | about once in every 56 million words; the 234,209th 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; 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 acetoin?
Acetoin appears about once in every 56 million words in written English, the 234,209th 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).
What rhymes with acetoin?
No other word on PlainSpell ends in the same sounds as acetoin.
Spelled with the same letters in another order: aconite.
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 acetoin
- acetoins plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does acetoin mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
The compound 3-hydroxybutanone CH₃-CO-CH(OH)-CH₃ that is one of the constituents of the flavour of butter
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Acetoin in Spanish, French, German and Portuguese
In the sense one of the constituents of the flavour of butter:
| Language | Words |
|---|---|
| Portuguese | acetoína |
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.