| Acronym | Definition |
|---|
| TTN➣Technology Transfer Network |
| TTN➣Tandem Tie Line Network |
| TTN➣Tool Tip Notification |
| TTN➣Titin |
| TTN➣Transient Tachypnea of the Newborn |
| TTN➣Total Traffic Network |
| TTN➣Tellwise Nutshell |
| TTN➣Technology Transfer Node |
| TTN➣Trenton, NJ, USA - Mercer County (Airport Code) |
| TTN➣Técnico do Tesouro Nacional (Brazil) |
| TTN➣The Temple News (Temple University newspaper) |
| TTN➣Transportation Tracking Number (USTRANSCOM) |
| TTN➣Tetrathianaphthalene |
| TTN➣Threshold Task Number |
| TTN➣Telecom Trading Network (NAATD) |
| TTN➣Transnational Terrorist Network (military/government term) |
| TTN➣Tokyo Telecommunications Network |