| A | B |
| Muhammad | Founder of Islam |
| prophet | Messenger of God |
| Islam | Submission to Will of God |
| Muslim | One who has submitted to Will of God |
| Hijrah | Journey from Mecca to Yathrib |
| Mecca | Holiest city of Islam |
| Yathrib | renamed Medina |
| Arabia | Located in Southwest Asia |
| Bedouin | Arabic nomads |
| Qu'ran | Muslim Holy Book - word of God |
| Sunna | Muslim Holy Book - Muhammad's Example |
| Shari'a | Islamic Law based on the Qu'ran and Sunna |
| Five Pillars of Islam | Duties of Every Muslim |
| Prayer | 5 Times a day |
| Alms Giving | Charity for the poor |
| Ka'aba | Holiesy Shrine of Islam |
| Hajj | Pilgrimage to Mecca |
| Fasting | Not eating during Ramadan |
| Profession of Faith | Declaring belief in only One God |
| Caliph | Successor of Muhammad |
| Calligraphy | Art of beautiful handwriting |
| House of Wisdom | translation center in ancient Baghdad |
| Sunni | Caliph could be anyone |
| Shi'a | Caliph had to be descended from Muhammad |
| Sufi | rejected luxury, pursues poverty and devotion |
| Umayyads | Replaced the selected caliphs |
| Abassids | Over threw the Umayyads |
| al-Andalus | Muslim Empire of southern Spain |
| Allah | Arabic word meaning God |
| Mosque | Islamic house of worship |
| Dome of the Rock | Islamic monument in Jerusalem |
| Damascus | Capital city under the Umayyads |
| Baghdad | Capital city under the Abbasids |
| Fatimid Caliphate | Descendants of Muhammad's Daughter |