отдельной

отдельной

"Separate" or "individual."

The term 'отдельной' is used to describe the specific purpose of the room, which is individual work.

Эта комната предназначена для отдельной работы.

This room is intended for individual work.

Here, 'отдельной' is used as an adjective to refer to the distinctiveness of the folder for each employee.

Каждому сотруднику выдали отдельной папку для документов.

Each employee was given a separate folder for documents.

In this case, 'отдельной' describes the bathroom as private and exclusive to the user's room.

Мы остановились в отеле с отдельной ванной комнатой.

We stayed at a hotel with a private bathroom.