Onaizah city is considered the oldest cities in the Qassim region, the second region's cities currently.
Qassim and with many towns and villages and water resources and a large area. Qassim has derived its name from the geographical phenomena are: the phenomenon of sand that cover half the area and the phenomenon of Ghada which grows in the sand Of the total of these phenomena came Qassim name.
Unaiyza _ and the annexation of the eye and open Noon and stillness and open up zai with V strapped Thus the correct pronunciation of either eye colloquial pronunciation Vtskn with a thousand soft accepted with break-Noon and zai.
And was called by that name probably Tsgara word Anz which means black hill and is supported by the report narrated by al-Azhari for the Bedouin from the Al Anz continent or black hill as mentioned Sapphire Hamwi in his dictionary that of the meanings of Al Anz what the grief of the hill or mound or stones na faithful to the feminization of the spot .
As you know Onaizah as "Fayhaa" broad meaning of saying Afaih place in a broad sense.
التسميات
Saudi Arabia