This is the 9132nd most frequent German word.
lorenz
"Lorenz" is a German proper noun, typically used as a male given name.
Here 'Lorenz' is used as a proper noun, referring to a person's name.
Mein Freund Lorenz kommt aus Deutschland.
My friend Lorenz comes from Germany.
In this sentence, 'Lorenz' is again used as a proper noun, signifying the subject of the sentence—the person named Lorenz.
Lorenz hat ein neues Auto gekauft.
Lorenz has bought a new car.
Here 'Lorenz' is used colloquially in some German dialects to refer to the sun, emphasizing a regional linguistic usage.