/ Dictionary / Index E etchant: Meaning and Definition of Find definitions for: etch•ant Pronunciation: (ech'unt), [key] — n. a chemical used to etch designs into metal, glass, or other material. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. etch etching Related Content Daily Word Quiz: cetacean Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language