| A | B |
| temperate | Mild; moderate in temperature |
| deforestation | process of clearing forests |
| navigable | Able to be traveled by boats or ships |
| Eurasia | A large land mass that includes the continents of Europe and Asia. |
| North Sea | A large arm of the Atlantic Ocean, between Great Britain and continental europe. |
| North European Plain | A large, fertile area that extends from the Atlantic Ocean to the Ural Mountains. |
| Seine River | A river that flows from eastern France northward into the English Channel. |
| Middle Ages | A period in European history between A.D. 500 and about the 1500's. |
| manor | In the Middle Ages, a large self-sufficient estate granted to a lordand worked by serfs. |
| serf | In the Middle Ages, a person who was bound to work on a noble's manor. |
| feudalism | Staring in Europe around A.D. 800, a system for organizing and governing society, based on land and service. |
| lord | in the middle ages, a noble who owned and controlled all activities on his or her manor. |
| vassal | in the middle ages, a noble who was usually given a fief by his lord in exchange for loyalty. |
| fief | in the middle ages, a property given to a vassal in exchange for his or her loyalty. |
| guild | in the middle ages, an organization of workers in a trade or craft that set standards and protected the interests of its members. |
| Magna Carta | A legal document written by English lords in 1215 that stated certain rights and limited the power of the king. |
| Charlemagne | king of the Franks from 768 to 814, and emperor of rome from 800 to 814. |
| William the Conqueror | Norman king in 1066 who defeated Harold, the Anglosaxon King, to become the first Norman King of England. |
| King John I | King of England from A.D. 1199 to 1216; in 1215 he signed the Magna Carta, giving more rights to British nobles. |
| Aachen | Capital of Charlemagne's empire; a city in present day Germany. |
| Normandy | A region in northwestern France on the English Channel. |
| England | part of the United Kingdom, on the island of Great Britain |