This is the 10011th most frequent Turkish word.
bahsediyor
"Bahsediyor" means "is talking about" or "is mentioning."
In this sentence, "bahsediyor" is used to mean 'talking about' or 'mentioning' someone or something. The subject, Ahmet, is actively discussing his books.
Ahmet kitaplarından bahsediyor.
Ahmet is talking about his books.
Here, "bahsediyorlar" is the plural conjugation, indicating that multiple subjects are engaging in the act of discussing the topic of weather.
Onlar sürekli hava durumundan bahsediyorlar.
They are constantly talking about the weather.
In this example, "bahsediyor" is used within an interrogative sentence, asking whether the subject is discussing or mentioning the details of the project.