/ Dictionary / Index A astrograph: Meaning and Definition of Find definitions for: as•tro•graph Pronunciation: (as'tru-graf", -gräf"), [key] — n. a navigational device for projecting altitude curves of the stars and planets onto charts or plotting sheets. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. astrogeology astroid Related Content Daily Word Quiz: labyrinth Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language