/ Dictionary / Index A Asteropaeus: Meaning and Definition of Find definitions for: As•te•ro•pae•us Pronunciation: (as"tu-rō-pē'us), [key] — n. a Trojan ally slain by Achilles. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. asteroidean aster yellows Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language