Dictionary.net

• 1, An Accad: 2, the language of the Accads, a non-Semitic and probably Turanian speech spoken in ancient Babylonia previously to the later and better known Semitic dialect of the cuneiform inscriptions. A kindred dialect, the Sumarian, seems to have been in use at the same time in Babylonia.

1899 - The american dictionary of the english language.
By Daniel Lyons