This is the 414th most frequent Azerbaijani word.
istinadən
"Based on" or "according to."
Here, 'istinadən' is used to indicate that the teacher's statement is based on a certain reference or source.
Müəllim istinadən bildirdi ki, tələbələrin nailiyyətləri yaxşılaşır.
The teacher stated, referring, that the students' achievements are improving.
In this sentence, 'istinadən' is used to explain that the information shared is based on a reference source.
Bu məlumat istinadən verilmişdir.
This information has been provided by reference.
Here, 'istinadən' denotes that the article was written based on referencing the book.