османско-турецкий означает в английский

Ottoman Turkish▼(the variety of the Turkish language that was used as the administrative and literary language of the Ottoman Empire)
proper noun
[UK: ˈɒ.tə.mən ˈtɜːkɪʃ] [US: ˈɑː.tə.mən ˈtɝːkɪʃ]