This is the 10588th most frequent German word.
reich
"Reich" means "rich" or "empire" in English, depending on context.
The word 'reich' is used as an adjective here to describe someone wealthy in terms of material possessions.
Mein Onkel ist reich und besitzt ein großes Haus.
My uncle is rich and owns a big house.
In this sentence, 'reich' describes something abundant, extensive, or full, in this case, the culture.
Wir leben in einem Land mit einer reichen Kultur.
We live in a country with a rich culture.
Here, 'reich' characterizes an ample or diverse variety, emphasizing the abundance in the selection provided.