Pronunciation: (rē-yôl', -yäl'), [key]
1. a bronze coin and monetary unit of Qatar, equal to 100 dirhams.
2. a silver coin and monetary unit of Saudi Arabia, equal to 100 halala or 20 qurush.
3. (formerly) a coin and monetary unit of the Yemen Arab Republic, equal to 100 fils or 40 buqshas. Also,rial.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.