Utopian: a perfect society, an ideal world
Dystopian: almost exact opposite
Dystopian novels are often based on a society that is extremely oppressive and frightening, which is often the completely reversed of the goals in an utopian society. Equal rights and humanity are often overlooked in dystopian societies and are at times considered a nightmare to those living in the community.
These soceties are often broken down or in an opressed state. Societies greatest fears create a grim and hopeless environment in many instances of dystopian stories,
Dystopian writing is not a new genre, authors have been creating these worlds for years. Here are some of the classic novels:
If you are interested in the theatrical version(s) of the novel, check out the link in the book description.