Later representation of Avicenna; not an authenticated lifetime portrait
. Verified later half-tone portrait M0000768, Wellcome CC BY 4.0. Different Wellcome glass-negative records have different rights; use the verified Commons record. Ibn Sina is the immediate capitalized synonym. Source. Articles by others on the same topic
Avicenna, also known as Ibn Sina (c. 980–1037), was a Persian polymath who made significant contributions to various fields, including medicine, philosophy, mathematics, and astronomy. He is best known for his works in medicine, particularly "The Canon of Medicine" (Al-Qanun fi al-Tibb), which was a comprehensive medical encyclopedia that served as a standard medical text in Europe and the Islamic world for several centuries.