/ Dictionary / Index A Agrius: Meaning and Definition of Find definitions for: A•gri•us Pronunciation: (ā'grē-us), [key] — n. Class. Myth. one of the Gigantes. a centaur who attacked Hercules. a son of Circe and Odysseus. the father of Thersites. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Agrippina II agro- 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