| A | B |
| Roman Empire | The territories ruled by ancient Rome which at one time encompassed most of the Mediterranean world and parts of France, England, and Germany. The empire lasted from 27 BCE to 395 CE. |
| Sahara Desert | The world’s largest desert, located in North Africa. |
| Seljuk Turks | Dynasty that controlled Turkey during the 11th and 12th centuries. The Seljuk disruption of European travel to the Holy Lands resulted in the Crusades. |
| Silk Road | Trade route from China to the Middle East. Called the Silk Road due to China’s most important export. |
| slave | A person forced to work for another with no payment or freedom to seek work elsewhere. A slave can be bought and sold. |
| slave trade | The buying and selling of people for the purposes of slavery |
| slavery | A system of forced labor |
| Slavic | Ethnic group of indo-European descent which includes Russians, Bulgarians, and Poles. |
| Society of Jesus | Roman Catholic religious order founded by Ignatius Loyola in 1540 to setup schools and serve as missionaries, spreading church teachings. |
| Songhai | One of the west African Trading Kingdoms. They were rich in gold and established a vast trading network across the Sahara desert. |
| starvation | The process of dying due to lack of food. |
| tariff | A tax on imports. |
| tea ceremony | A Japanese ritual in which tea is prepared, served, and drunk in a certain way. |
| technology | A society's practical knowledge, especially with reference to its material culture and modes of production. |
| Theodosius | (346? CE – 395 CE) Emperor of the Roman Empire who is responsible for making the Christian religion the official religion of the empire. |
| trade | The exchange of goods or service between people. |
| trade fair | A gathering of merchants, craftsmen, and artisans to buy and sell goods and service during late Middle Ages. |
| Triangle Trade | A catch all phrase for the trade occurring between Europe, Africa, and the Americas. Trade goods include raw materials from the Americas, manufactured goods from Europe, and slaves from Africa. |
| United Nations | An international body composed of many countries that seeks to promote peace, prosperity, and cooperation around the world. It was formed in 1945 at the end of World War II. |
| Venice and Florence | Italians City-States which were the center of the rebirth of European trade and culture at the end of the Middle Ages. |
| Zheng He | (1371-1433?) Chinese naval explorer who sailed along most of the coast of Asia, Japan, and half way down the east coast of Africa before his death. |