"World unto itself" refers to something that is complete and self-contained, self-sufficient and self-sustaining, independent of external influences. It can describe environments, situations, or concepts that exist in isolation from the rest of the world.
no, it is a country unto itself
No, radon is an element unto itself.
No, but it can be an island unto ITSELF.
The phrase "means unto itself" means that the thing or activity referred to by "itself" may lead to other goals or results, but it is a worthwhile (valuable, enjoyable, etc) activity regardless of what else may be gained.
"Unto itself" means independently or on its own, without the need for anything else. It suggests that something has its own unique qualities or abilities that make it self-sufficient or self-contained.
How can you edit the imfo. for the wall of honor
France is a nation unto itself. It belongs to the European Union, financially.
No. It is a mountain unto itself in Japan. Actually, it is a volcano.
There are no particles within an electron: it is a particle unto itself.
No. The word "slur" is not bad unto itself. A slur is a bad thing.
A manor was usually an economy unto itself. The people living there included craftsmen and farmers who produced goods for sale and trade.
It wouldn't surprise me if it was ! China seems to be a law unto itself in the art of censorship !