DictionaryRoot: acetum
Latin
acetum
vinegar
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adjective
acetic
uh-SET-ik/ʌsˈɛtɪk/
Relating to vinegar or the acid that gives it its sour taste.
Etymology
The pieces mean “pertaining to vinegar.” The vinegar word itself originally described wine turned sour, connecting the acid’s name with vinegar’s characteristic sourness.