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‖n. [ Ar. ka'bah, lit., a square building, fr. ka'b cube. ] The small and nearly cubical stone building, toward which all Muslims must pray. [ Written also kaaba. ] [ 1913 Webster ]

☞ The Caaba is situated in Mecca, a city of Arabia, and contains a famous black stone said to have been brought from heaven. Before the time of Mohammed, the Caaba was an idolatrous temple, but it has since been the chief sanctuary and object of pilgrimage of the Muslim world. [ 1913 Webster ]