ada4dAdad was a powerful god in Mesopotamian mythology, associated with thunder, lhtning, and storms. He was worshipped for his ability to bring much-needed rai...ADAD. ADAD is the Old Akkadian and Assyro-Babylonian name of the ancient Middle Eastern storm god, called Adda (Addu) or Hadda (Haddu) in northwest Semitic areas and known later