ʿAbbās Wasīm Efendi (1689–1760) was an Ottoman astronomer who wrote translations and commentaries used by astronomers and timekeepers of the Ottoman state. His most important work is a Turkish commentary on

Ulugh Beg Mīrzā Muhammad Tarāghāy bin Shāhrukh (; ), better known as Ulugh Beg (; 22 March 1394 – 27 October 1449), was a Timurid sultan, as well as an astronomer and mathematician. Ulugh Beg was notable for his work in astronomy-related ma ...

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Zij A ' () is an Islamic astronomical book that tabulates parameters used for astronomical calculations of the positions of the sun, moon, stars, and planets. Etymology The name ''zīj'' is derived from the Middle Persian term ' or ' "cord". Th ...

''. He was born in

Bursa Bursa () is a city in northwestern Turkey and the administrative center of Bursa Province. The fourth-most populous city in Turkey and second-most populous in the Marmara Region, Bursa is one of the industrial centers of the country. Most of ...

, Turkey and died in Istanbul. He traveled extensively in search of knowledge, visiting Damascus, Egypt, Mecca, and Medina. After returning to Istanbul, he opened a clinic and pharmacy and treated patients for about 40 years. In addition, he wrote and translated many works on medicine and pharmacology that included the latest achievements of European science. He received his education from Bursalı Ali and Ömer Şifai Efendi. His grave is located in a cemetery outside Edirnekapı. Abbas Vesim Efendi is a scientist who has made significant contributions in both medicine and astronomy.

References

1689 births 1760 deaths 18th-century astronomers Astronomers from the Ottoman Empire {{Astronomer-stub