A&A


AcronymDefinition
A&AArt and Architecture
A&AAstronomy and Astrophysics
A&AAccounting and Auditing
A&AAssessment and Authorization (various companies)
A&AAsk & Answer (forums)
A&AArchaeology and Anthropology
A&AAid and Attendance (VA benefit)
A&AAdditions and Amendments
A&AAly & AJ (pop singing sister duo)
A&AAdvertise and Award (NASA)
A&AAcronyms & Abbreviations
A&AArrival and Assembly
A&AArcade & Attica (railroad)
A&AAlteration & Addition
A&AAss and Alcohol (GI update of R&R)
A&AAkasam & Associates (accountants, Hyderabad, India)