| Acronym | Definition |
|---|
| ANSA➣Agenzia Nazionale Stampa Associata (Italian news agency) |
| ANSA➣Association of Norwegian Students Abroad |
| ANSA➣Artists for a New South Africa |
| ANSA➣Australian National Sportfishing Association |
| ANSA➣Association of Nutrition Services Agencies |
| ANSA➣Association of Nurses in Substance Abuse (UK) |
| ANSA➣Advanced Networked Systems Architecture |
| ANSA➣Assistant to the President for National Security Affairs |
| ANSA➣AIDS Nutrition Services Alliance |
| ANSA➣Autonomic Network & Security Administration |
| ANSA➣Adaptive Network Security Alliance |
| ANSA➣Australian Network of Student Anthropologists |
| ANSA➣Annapolis Naval Sailing Association |
| ANSA➣Alliance of Norwegian Students Abroad |
| ANSA➣Alternate Network Service Agreement |
| ANSA➣ASP.NET Security Analyzer (Microsoft) |
| ANSA➣Arkansas Nursing Students' Association |
| ANSA➣Applied Networking and Systems Administration (degree at RIT) |
| ANSA➣Anglo Nubian Society of Australia |
| ANSA➣Australian National Saddlehorse Association Inc. (Australia) |
| ANSA➣Abbey National Staff Association (UK) |
| ANSA➣Automatic New Structure Alert |
| ANSA➣Anthyodhaya Sangh |
| ANSA➣Adaptive Null Steering Arrays |
| ANSA➣5-amino-2-naphthalenesulfonic acid (CAS NO: CAS 119-79-9; aka 1,6-Cleve's acid) |
| ANSA➣Augustana Nursing Student Association (Sioux Falls, SD) |
| ANSA➣Arlington Nursing Student Association |
| ANSA➣Acção Nacional Socialista Académica |