| ADG | A Davis Grant 
| Others |
| ADG | Aaron Daniel Gaul
| Others |
| ADG | Absher Design Group
| Others |
| ADG | Absolute Data Group
| Others |
| ADG | Accessory Drive Gearbox
| Others |
| ADG | Accommodated Device Gateway
| Others |
| ADG | ACE (Angiotensin Converting Enzyme) Dependent Gene
| Others |
| ADG | Acronym Definition Glossary
| Others |
| ADG | Active Data Guard
| Others |
| ADG | Active Design Guidelines
| Others |
| ADG | Additional Director General
| Others |
| ADG | Advanced Data Guardian
| Others |
| ADG | Advanced Data Guarding
| Others |
| ADG | Advanced Drivers Group
| Others |
| ADG | Air Driven Generator
| Others |
| ADG | Airfield Defence Guard
| Others |
| ADG | Akihabara Denno Gumi
| Others |
| ADG | Akseizer Design Group
| Others |
| ADG | Albinar Design Group
| Others |
| ADG | Alliance Development Group
| Others |
| ADG | Almost Dead Gelbvieh
| Others |
| ADG | Alonso de Garay
| Others |
| ADG | Alt.Design.Graphics
| Others |
| ADG | Alternative Dive Group
| Others |
| ADG | Ambulatory Diagnostic Group
| Others |
| ADG | American Development Group
| Others |
| ADG | Ancient DOS Games
| Others |
| ADG | Annotated Domain Graphics
| Others |
| ADG | Antaramian Development Group
| Others |
| ADG | Applicant Defined Grants
| Others |
| ADG | Aquarium Design Group
| Others |
| ADG | Arabic Dance Group
| Others |
| ADG | Architects Design Group
| Others |
| ADG | Architectural Design Group
| Others |
| ADG | Architectural Design Guild
| Others |
| ADG | Architectural Detail Group
| Others |
| ADG | Archiv der Gegenwart
| Others |
| ADG | Area Development Guide
| Others |
| ADG | Art Directors Guild
| Others |
| ADG | Assistant Director General
| Others |
| ADG | Association Development Group
| Others |
| ADG | Astoria Dj Group
| Others |
| ADG | Athena Design Group
| Others |
| ADG | Atlassian Design Guidelines
| Others |
| ADG | Atrial Diastolic Gallop
| Others |
| ADG | Australian Dangerous Goods
| Others |
| ADG | Australian Design Group
| Others |
| ADG | Authorized Distributor Group
| Others |
| ADG | Automated Deduction in Geometry
| Others |
| ADG | Automated Driving Group
| Others |
| ADG | Automatic Datasheet Generation
| Others |
| ADG | Automotive Development Group
| Others |
| ADG | average daily (weight) gain
| Others |
| ADG | Average Daily Gain
| Others |
| ADG | Average Dose Gain
| Others |
| ADG | De-gaussing ship (Auxiliary, DeGaussing)
| Others |