This is the 10157th most frequent German word.
petra
The German word "Petra" is a female given name and does not have a specific definition beyond being a proper noun.
In this sentence, 'Petra' is utilized as a proper noun referring to a person's name.
Petra ist meine Freundin.
Petra is my friend.
Here, 'Petra' is used as a proper noun denoting the name of the historical city.
Die antike Stadt Petra liegt in Jordanien.
The ancient city of Petra is located in Jordan.
In this example, 'Petra' is utilized as a proper noun indicating the recipient of the correspondence.