| Acronym | Definition |
|---|
| NSX➣National Stock Exchange (Jersey City, NJ and Chicago, IL) |
| NSX➣Network and Security Experts |
| NSX➣New Sports Experimental |
| NSX➣Newcastle Stock Exchange (Australia) |
| NSX➣New Sportscar eXperimental (concept name for Acura vehicle; originally NS-X) |
| NSX➣N Syndrome |
| NSX➣Non Simultaneous Exchange (house swapping; various locations) |
| NSX➣Namespace Extension (Windows Shell Programming) |