This is the 1846th most frequent Turkish word.
dışına
"Outside of" or "beyond."
In this sentence, 'dışına' indicates a position on the outside surface of the object mentioned, 'kitap' (book).
Kitabın dışına notlar yazdım.
I wrote notes on the outside of the book.
Here, 'dışına' implies moving beyond the limit or scope represented by the map.
Yolculuk sırasında harita dışına çıktık.
During the journey, we went beyond the map.
In this context, 'dışına' conveys exceeding or going outside the boundaries of the topic under discussion.