| A | B |
| Muhammad | Founder of Islam |
| Muslim | Follower of Islam |
| Mecca | Holiest city of Islam |
| Allah | Arabic word for God |
| Qu'ran (koran) | Sacred Text of Islam |
| Five Pillars | Basic duties muslims accept - Believe the way to reach salvation |
| Sunni/Shi'a | Two main groups that split over leadership of Islam |
| Arabic | language spoken that helped unite the Muslim world |
| Battle of Tours | Battle in France where Muslim advances were stopped in western Europe |
| Dome of the Rock |  |
| Monasteries | Community of people bound by religious vows |
| Feudalism | System of government in which powerful lords divided land between vassals |
| Fief | Plot of land given to a lord (noble) who pledged their loyalty |
| Manor | Self sufficient farming communities |
| Serfs | Peasant bound to work the farmers land |
| Charlemagne | Emperor crowned by the Pope |
| Angles and Saxons | Settled in England from continental Europe |
| Conquest | Conquer |
| Vikings | Scandinavians that settled parts of Russia and Europe |
| Magyars | Group that settled in Central Asia from Hungary |