Adenosine - Also, A - A nucleoside
Much Ado about Nothing - Shakespearean work
Abu - Language code (ETLW)
Active Data Objects (SAUS)
Active X Data Objects (SAUS)
ActiveX Data Objects - Computer science
Adagio - Slow - Music
Ad Com Marketing, Inc. - Vancouver Stock Exchange symbol
Additional Day Off
Address Out - Computer science (IAA)
Adecco SA ADS - NYSE symbol (SPSG)
Administration Duty Officer (NATG)
Adolescent Medicine - Medicine (DMAA)
Advanced Development Objective - Military
Air Defence Officer - Navy - British
Air Defense Operations (NATG)
Air Drop Operator
Airport District Office (SAUS)
Alleged Discriminating Official (ALAC)
Alleged Discrimination Official (MCD)
American Darts Organization (EA)
Ampex Digital Optics - Telecommunications (WDMC)
Andamooka - Australia - Airport symbol (OAG)
Andrus Boats - NCIC boat manufacturer code (NCIC)
Andrus Boats, Naples, FL - Manufacturer code for watercraft hull identification number (USCG)
Animal Disease Occurrence - Database - Commonwealth Agricultural Bureaux - Information service or system (CRD)
Apnoic Diffusion Oxygenation - Medicine (MELL)
Area Dental Officer (SAUS)
Army Digitalization Office
Army Digitization Office (SAUO)
Army Distribution Objective (MCD)
Assistant Disbursing Officer (ALAC)
Assistant District Officer (SAUS)
Assistant Divisional Officer (WDAA)
Associated Disbursing Officer - Military (DNAB)
Associate Director for Operations (SAUS)
Association of Dispensing Opticians - British (DBQ)
Audio Decade Oscillator (SAUS)
Audio Decode Oscillator
Audiotronics Corp. - AMEX symbol (COMM)
Auto Defense Ordinance (CINC)
Automatic Dial-Out (NITA)
Automotive Diesel Oil (ADA)
Automotive Distillate Oil (ADA)
Avalanche Diode Oscillator
Average Dipole Orientation
Axiodisto-Occlusal - Dentistry
Data Automation Design Office - Air Force
Donalda Public Library, Alberta - Library symbol - National Library of Canada (BIB)
Louisville, KY - Location identifier - FAA (FAAL)
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