Accadian

[uh-key-dee-uh n, uh-kah-] /əˈkeɪ di ən, əˈkɑ-/
noun, adjective
1.
British Dictionary definitions for Accadian

Akkadian

/əˈkædɪən; əˈkeɪ-/
noun
1.
a member of an ancient Semitic people who lived in central Mesopotamia in the third millennium bc
2.
the extinct language of this people, belonging to the E Semitic subfamily of the Afro-Asiatic family
adjective
3.
of or relating to this people or their language