What does Arabia Petraea mean in Latin?

Arabia Petraea, a proper noun, means “A province of the Roman Empire from the 2nd century, primarily in modern Jordan and Egypt.”.

What is the genitive of Arabia Petraea?

The genitive singular is Arabiae Petraeae. Arabia Petraea is first declension.

proper nounfirst declension

Arabia Petraea f sg (genitive Arabiae Petraeae)

femininesingularA province of the Roman Empire from the 2nd century, primarily in modern Jordan and Egypt.

Literally “Petran Arabia”, “Arabia around Petra”. The term postdates the Roman conquest of Nabatea and is not found in older geographers.