| Acronym | Definition |
|---|
| NTN | N-Terminal Nucleophile |
| NTN | Never Trust Nanners (gaming) |
| NTN | New Technology Network |
| NTN | National Transition Network |
| NTN | Network to Network |
| NTN | Neutralized Twisted Nematic |
| NTN | New Technology Network (Japan) |
| NTN | National Tax Number (Pakistan) |
| NTN | Narrative Television Network |
| NTN | National Trends Network |
| NTN | National Tenant Network |
| NTN | National Trivia Network |
| NTN | Network Terminal Number |
| NTN | Network to Network interface |
| NTN | No Talent Necessary (band) |
| NTN | National Telecommunications Network |
| NTN | National Transmission Network (Australia) |
| NTN | National Transportation Network (Phoenix, AZ) |
| NTN | National Test Network |
| NTN | No Thanks Needed (email) |
| NTN | Network Termination Number |
| NTN | Niwa, Tomoe, Nishizono (Japan) |