#Islamic medicine
- Abasizi — Members of the second great dynasty of caliphs who ruled the Islamic Caliphate (750–1258), centered in Baghdad. In the history of medicine, the Abbasid era represents the 'Golden Age' of Islamic medical sciences, characterized by the massive translation movement of Greek texts (Galen, Hippocrates), the founding of the first modern public hospitals (Bimaristan), the development of pharmacy as an independent discipline, and the emergence of illustrious medical encyclopedists such as Avicenna and Rhazes.
- Abd Er-Rahman — Name shared by several Umayyad rulers of Cordoba, a milestone era in medical history, under whose patronage medieval hospitals (bimaristans), translations of ancient medical texts, and the works of famous physicians like Albucasis flourished.