Os·man I  (ŏz'mən, ôs'-, ōs-män')  Founder of the Ottoman dynasty that ruled Turkey after the 13th century. He controlled most of northwest Asia Minor. |
| Oth·man I (ŏth'mən, ōōth-män') See Osman I. |
| othman i | |
noun | |
| the conqueror of Turkey who founded the Ottoman Empire and the Ottoman dynasty that ruled Turkey after the 13th century; conquered most of Asia Minor and assumed the title of emir in 1299 (1259-1326) [syn: Osman I] |