HEDD

AcronymDefinition
HEDDHigh Electric Demand Day
HEDDHarmonically Enhanced Digital Device (Crane Song)
HEDDHeidelberger Electronic Document Delivery
HEDDHybrid Electric Drive Demonstrator (based on Bradley Fighting Vehicle)
HEDDHuman Engineering Design Document
HEDDHigh Energy Density Device
HEDDHopeful Expected Due Date (pregnancy)