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Meaning of aceto-

aceto-

Pronunciation: [key]
  1. a combining form with the meanings “vinegar,” “acetic acid,” used in the formation of compound words (acetometer), esp. in the names of chemical compounds in which acetic acid or the acetyl group is present (acetophenetidin).
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.