(pl) -lis. (formerly) a subject of the Ottoman Empire
3.
the Turkish language, esp as written in Arabic letters under the Ottoman Empire
Word Origin
C19: from Turkish, from Osman I
Word Origin and History for Osmanli
"an Ottoman Turk," 1813, from Turkish Osmanli "of or pertaining to Osman," founder of the Ottoman dynasty (he reigned 1259-1326); his name is the Turkish pronunciation of Arabic Uthman. This is the native word where English generally uses Ottoman.