NSX
| 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) |