This is the 2294th most frequent Turkish word.
bölümüyle
"With its section/department."
In this context, it denotes specific departments within a structured institution, illustrating a relationship or interaction.
Üniversitenin tıp bölümüyle işletme bölümü arasında bir iş birliği kuruldu.
A collaboration was established between the medical department and the business department of the university.
This usage connects the word to a specific part or section (a chapter in this case) and signals the subject of the discussion.
Kitabın son bölümüyle ilgili bir tartışma başlattık.
We started a discussion about the final chapter of the book.
Here, it refers to a particular function or subdivision (technical part) of a larger entity or activity, assigning responsibility.