1. A philosophical belief that life is without objective meaning, purpose, or intrinsic value
Nihilism rejects all religious and moral principles.
O niilismo rejeita todos os princípios religiosos e morais.
2. The view that nothing exists or that nothing can be known
Extreme nihilism denies the existence of reality itself.
O niilismo extremo nega a própria existência da realidade.
3. A political or social doctrine advocating the destruction of existing institutions
Russian nihilism of the 19th century challenged traditional authority.
O niilismo russo do século XIX desafiava a autoridade tradicional.