Gerra
Gerra (-ha), ōrum, n. , ville dʼArabie et de la Basse-Égypte : Plin. 6, 147.
Gerra
(τὰ Γέρρα). One of the chief cities of Arabia, and a great emporium for the trade of Arabia and India, on the northeast coast of Arabia Felix. The inhabitants, called Gerraei, were said to have been originally Chaldaeans who were driven out of Babylon.