/ Dictionary / Index A acierate: Meaning and Definition of Find definitions for: ac•i•er•ate Pronunciation: (as'ē-u-rāt"), [key] — -at•ed, -at•ing. to convert (iron) into steel. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. acidy aciform Related Content Daily Word Quiz: exemplary Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language