/ Dictionary / Index H heliogravure: Meaning and Definition of Find definitions for: he•li•o•gra•vure Pronunciation: (hē"lē-ō-gru-vyoor', -u-grā'vyoor), [key] — n. photoengraving. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: heliogravure (Thesaurus) heliograph heliolatry Related Content Daily Word Quiz: serendipity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language