This is the 11440th most frequent Polish word.
irańskich
"Irańskich" means "Iranian" (genitive plural form) in English.
The word 'irańskich' is used as an adjective in the plural genitive case to describe books originating from Iran.
Mam kilka irańskich książek w mojej kolekcji.
I have some Iranian books in my collection.
Here, 'irańskich' serves as an adjective in plural genitive case modifying 'gazet' to indicate origin.
Historie z irańskich gazet są interesujące.
Stories from Iranian newspapers are interesting.
In this example, 'irańskich' acts as an adjective in the plural genitive case to describe the nationality of the students.