/ Dictionary / Index A acetify: Meaning and Definition of Find definitions for: a•ce•ti•fy Pronunciation: (u-sē'tu-fī", u-set'u-), [key] — -fied, -fy•ing. to turn into vinegar; make or become acetous. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: acetify (Thesaurus) acetic ether acetimeter Related Content Daily Word Quiz: clairvoyant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language