Divider

n.
  1. One who, or that which, divides; that which separates anything into parts.
  2. One who deals out to each his share.
  3. One who, or that which, causes division.
  4. a vertical structure that divides or separates (as a wall divides one room from another).

The word dividers is usually applied to the instrument as made for the use of draughtsmen, etc.; compasses to the coarser instrument used by carpenters.

The structure may be a wall with an opening in it to allow seeing one part of the room from the other. This term is also used to designate a semitransparent curtain formed by hanging multiple strings of various materials from a ceiling, intended to visually partition a room without inhibiting passage between the partitions