| A | B |
| Islam | Word derived from the same root as the Hebrew word for peace. It means "surrender" or submission. |
| Shariah | Islamic law |
| Imam | The leaders within Shiáh Islam |
| Caliph | The leaders within Sunni Islam |
| Adan | Within Islam, refers to the call to prayer |
| Axis Mundi | In certain beliefs and philosophies, refers to the world center, or the connection between Heaven and Earth. Within Islam, it is the Ka'ba |
| Abu Bakr | The first caliph after the death of Muhammad |
| Allahu akbar | Islamic expression that means “God is greater.” |
| Ali | Cousin of Muhammad who became the fourth caliph. The Shiáh regard him and his family line as the true successors of Muhammad |
| Abu Talib | Uncle of Muhammad who raised him after his mother and father died. |
| Hijrah | Means "migration." Refers to the escape of Muhammad from his Meccan enemies in 622 and the establishment of Islam. |
| Hijab | Refers to a distinctive head covering traditionally worn by Arab and (later) Islamic women |
| Hajj | One of the 5 pillars, refers to the pilgrimage a faithful Muslim makes to Mecca at least once in his or her lifetime. |
| Quraysh | Powerful tribe that controlled the Ka'bah |
| Injil | Term used in the Qur’an to refer to the revelation given to Jesus. |
| Zakah | One of the 5 pillars, refers to the obligation to give alms to the needy |