/ Dictionary / Index A acrylic ester: Meaning and Definition of Find definitions for: acryl'ic es'ter Pronunciation: [key] any of a series of esters derived from the acrylic acids. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. acrylic acid acrylic fiber Related Content Daily Word Quiz: lunar Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language