Posted in Business & Finance, Organizations, Pop Culture, Science DIZ stands for Darkness in Zero (Kingdom Hearts; gaming) DIZ stands for Description in ZIP DIZ stands for Division of Invertebrate Zoology (Society for Integrative & Comparative Biology) DIZ stands for Deutsches Institut Zeitarbeit (German: German Time Work Institute) DIZ stands for Dienst Interne Zaken (Dutch: Internal Affairs Service; various locations)