HiAd

AcronymDefinition
HiAdHigh-Adhesion (GE)
HiAdHypersonic Inflatable Aerodynamic Decelerator (US NASA)
HiAdHandbook of Instructions for Aircraft Designers (pre-WWII aircraft specifications)
HiAdHandheld Interrogation Audit Device
HiAdHeartland Chapter of Illinois Association of the Deaf (est. 1998; Peoria, IL)