/ Dictionary / Index A Attalus III: Meaning and Definition of Find definitions for: Attalus III Pronunciation: [key] — (Philometor) king of Pergamum 138–133 b.c. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Attalus II attapulgite Related Content Daily Word Quiz: abstain Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language