This is the 715th most frequent Indonesian word.
diselenggarakan
"Diselenggarakan" means "to be held" or "to be organized."
In this sentence, 'diselenggarakan' is used as 'was held' in a passive voice to indicate that the event was organized or hosted in a specific location.
Acara perayaan tersebut diselenggarakan di aula sekolah.
The celebration event was held in the school hall.
Here, 'diselenggarakan' refers to 'will be organized' in future tense, showing that the institution will be hosting the workshop.
Workshop pelatihan akan diselenggarakan oleh pihak institusi minggu depan.
The training workshop will be organized by the institution next week.
In this context, 'diselenggarakan' is used in the present tense to mean 'is organized,' focusing on the purpose of the seminar.