ATDD

AcronymDefinition
ATDDAmnesia: The Dark Descent (video game)
ATDDAjman Tourism Development Department (United Arab Emirates)
ATDDAtmospheric Turbulence and Diffusion Division
ATDDAcceptance Test-Driven Development
ATDDAmerican Train Dispatchers Department (International Brotherhood of Locomotive Engineers and Trainmen)
ATDDAdaptive Time Division Duplexing (LMDS)
ATDDAutomatic Telephone Disconnect Device