IAD
- AirAsia India
- Asexuality
- Bistrița (Someș)
- Iad (river)
- Institutional analysis and development framework
- Instructor-assisted deployment
- Integrated access device
- Intelligent Assist Device
- Inter-American Dialogue
- Interaction design
- Internal affairs (law enforcement)
- International Air Distress
- International Automotive Design
- Internet addiction disorder
- Intramolecular aglycon delivery
- Iraqi Army
- Livezile, Bistrița-Năsăud
- Washington Dulles International Airport
- Washington, D.C.