| A | B |
| Emperor Justinian | Built aqueducts and other public works including the Hagia Sophia, and won many battles during his rule. |
| Justinian Code | Collection of Roman laws updated by Emperor Justinian |
| Western Church | Roman Catholic |
| Eastern Church | Greek Orthodox |
| Western Church | Divorce was not permitted & services were conducted in Latin |
| Eastern Church | Divorce was allowed & services were conducted in the language of the attenders. |
| Pope | Leader of Roman Catholic Church |
| Patriarch | Leader of Greek Orthodox Church |
| Middle Ages | Time period that began with the fall of the Roman Empire |
| Coat of Arms | Knights wore this over their armor so they could be recognized in battles and in jousts |
| Feudalism | In this system, lords/kings owned the land that vassals protected and serfs farmed. |
| Manor | Self-sufficient farm or estate |
| Guild | Group of craftworkers whose purpose was to control the number of people working in each trade and conduct quality control. |
| Charlemagne | French emperor who came the closest to recreating the Roman Empire during the Medieval Era. |
| Crusades | Wars fought between the Christians and Muslims over their holy land. |
| icon | sacred image or picture |
| excommunicate | To punish by revoking the right to participate in church rituals |
| crop rotation & iron-tipped plow | Inventions of Medieval Times |
| Countries in Byzantium | Spain, Greece, Egypt, Italy |
| Byzantine Empire spreads over these continents | Africa, Asia, Europe |
| Constantinople | Capital of Byzantium |
| tapestry | rich, heavy cloth with designs and scenes woven into it |
| portcullis | Castle's iron and hardwood gate |
| armorer | person who makes the knights' armor |
| castellan | governor of a castle |
| fief | gift of land |
| apprentice | person learning a trade by working with a master craftsman |
| Theodora | Emperor Justinian's wife who influenced his rule greatly |