the world > space > relative position > closed or shut condition > that which or one who closes or shuts > a barrier > [noun] > hedge or fence > a fence > railing > types of (3)
The railing round a monument, building, etc.
A rail fixed on upright posts, or to the side or edge of something, for people to hold on to for safety or support; esp. the rail running along the…
A rail placed or fixed at the side of something.