This is the 11276th most frequent Turkish word.
düşürülmesini
"The act of being lowered or dropped."
The word 'düşürülmesini' is used in relation to 'düşü-r-ül-mesini', conveying the action of being lowered.
Sıcaklıkların daha da düşürülmesini talep ediyorlar.
They demand the further lowering of the temperatures.
Here, 'düşürülmesini' refers to 'lowering' applied to the book's price, emphasizing its action.
Kitabın fiyatının düşürülmesini bekliyoruz.
We are waiting for the price of the book to be reduced.
In this instance, 'düşürülmesini' pertains to 'the action of being lowered or reduced' regarding sound level.