| A | B |
| Oasis | A small area in a desert that is watered by springs or wells. |
| Nomad | A member of a group that moves from place to place in search of food, water and grazing lands for their herds. |
| Muslim | Believer in Islam |
| Emir | Ruler of a province, who was appointed by the Caliph |
| Factions | Groups that tried to wrest control of distant parts of the empire from the Abbasids |
| Dissent | To disagree with the accepted policies of government. |
| Monotheism | A belief in one god. |
| Qu'ran | The sacred book believed by Muslims to be the written record of God's word. |