acetoin
noun
acet·o·in
ə-ˈset-ə-wən 
: a colorless liquid hydroxy ketone C4H8O2 formed from various carbohydrates by fermentation
called also acetylmethylcarbinol
Cite this Entry
“Acetoin.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/acetoin. Accessed 5 Jul. 2025.
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