"world object" is the new term you introduce. It is, admittedly, more common than "unum" and not new in the sense that its parts are familiar, but you're alread

"world object" is the new term you introduce. It is, admittedly, more common than "unum" and not new in the sense that its parts are familiar, but you're already defining a new term. It is a bit odd, but I think I like it. Also, world object could be the 'object' for the 'world', as opposed to the unum of an item in the world.