This is the 7539th most frequent Portuguese word.
nuremberg
The word "Nuremberg" (Nuremberga in Portuguese) refers to a city in Germany; it is not a Portuguese word with a specific definition.
Here, 'Nuremberg' refers to the proper noun, the name of a city in Germany.
Eu visitei Nuremberg durante minha viagem à Alemanha.
I visited Nuremberg during my trip to Germany.
In this case, 'Nuremberg' is used specifically to refer to the famous trials held in this city after World War II.
Os julgamentos de Nuremberg foram um marco histórico da justiça internacional.
The Nuremberg Trials were a historic milestone in international justice.
This instance uses 'Nuremberg' to talk about a characteristic or quality associated with the city.