Definition of "aceto" [aceto]

• A prefix to names of chemical compounds, signifying the presence of acetic acid or acetyl radical. (noun)

The Century Dictionary (Public Domain)

• "The concentrated cotto mosto is then inoculated with a "mother of vinegar", a batch of vinegar alive with a culture of aceto-bacteria."
• "This would prevent the aceto bacterias from getting in there and turning my mash into apple cider vinegar, and it would keep out undesirable yeasts as well."
• "The highest quality aceto balsamico is closer to a condiment than a normal vinegar and needs no herbs or spices to make its flavor shine."