This is the 244th most frequent Turkish word.
binlerce
Thousands of.
'Binlerce' is used to indicate a high but indefinite number of individuals (thousands).
O gün binlerce insan o konseri izlemeye geldi.
That day, thousands of people came to watch that concert.
'Binlerce' here specifies a large and undefined quantity related to items (books).
Bu kütüphanede binlerce kitap bulunuyor.
Thousands of books are found in this library.
In this sentence, 'binlerce' describes numerous repetitions or instances of an activity (experiments).