| Acronym | Definition |
|---|
| SSNA➣Skin Sympathetic Nerve Activity |
| SSNA➣Social Support Networking Alliance (online sexually transmitted disease support forum) |
| SSNA➣Salafi Society of North America |
| SSNA➣Sutherland Shire Netball Association (Miranda NSW Australia) |
| SSNA➣South Sudan News Agency |
| SSNA➣Sensuous Swingers North America |
| SSNA➣S-Shaped Sinus Node Artery |