| Acronym | Definition |
|---|
| A&D➣Art and Design |
| A&D➣Advantages and Disadvantages |
| A&D➣Architecture and Design |
| A&D➣Anxiety and Depression (psychiatry) |
| A&D➣Aerospace and Defense (industry) |
| A&D➣Analysis and Design |
| A&D➣Angels and Demons (novel) |
| A&D➣Armed & Dangerous |
| A&D➣Arrival and Departure (travel) |
| A&D➣Alcohol & Drugs |
| A&D➣Automation & Drives |
| A&D➣Alumni and Development (various schools) |
| A&D➣Analogue & Digital (measurement applications) |
| A&D➣Acquisition & Development |
| A&D➣Acquisitions and Divestitures (oil & gas) |
| A&D➣Admission and Discharge (hospital) |
| A&D➣vitamin A and D (ointment) |
| A&D➣Application and Development |
| A&D➣Acquisitions and Disposals |
| A&D➣Assumptions and Definitions |
| A&D➣Architecture et Développement (French) |
| A&D➣Appeals & Discipline (committee) |
| A&D➣Abandonment & Destruction (property regulation) |
| A&D➣Archive and Dissemination |
| A&D➣Admission & Disposition |
| A&D➣Accommodation and Destination (tourism industry) |
| A&D➣Accounting and Disbursing System |
| A&D➣Authorization & Direction Letter (Office of the Superintendent of Bankruptcy, Canada) |