| Abbreviation | Definition |
|---|---|
| AsMA | Aerospace Medicine Association |
| ASMA | American Sufi Muslim Association |
| ASMA | Australasian Sponsorship Marketing Association |
| ASMC | Association of Sales and Marketing Companies |
| ASMC | Association of Science Materials Centers |
| ASME | American Society of Mechanical Engineers |
| ASME | Association of Small and Medium Enterprises |
| ASMG | Arab Spectrum Management Group |
| ASMO | Arab Standardization and Metrology Organization |
| ASMT | American Society for Medical Technologists |
| ASMT | American Society for Medical Technology |
| ASN | American Society for Neurochemistry |
| ASN | American Society for Nutrition |
| ASN | American Society of Naturalists |
| ASN | American Society of Nephrology |
| ASN | American Society of Neuroimaging |
| ASN | American Society of Neuroradiology |
| ASNC | American Society of Nuclear Cardiology |
| ASNE | American Society of Naval Engineers |
| ASNR | American Society of Neuro-Rehabilitation |