This is the 4611th most frequent Turkish word.
bildirmek
To notify, inform, or report.
Here, the word 'bildirdi' means 'reported' or 'declared', indicating expressing affiliation.
Kendisini bir sivil toplum kuruluşuna üye olarak bildirdi.
She reported herself as a member of a non-governmental organization.
In this sentence, 'bildirmek' is used in the context of informing or notifying authorities regarding an incident.
Olanları polise bildirmek en doğru seçimdi.
Reporting the events to the police was the right choice.
This usage of 'bildirmek' refers to giving information or notifying someone about a specific occurrence.