Other Uses
- Camp Tel Noar, a USA summer camp
- Cardiac troponin
- Central de Trabajadores Nicaragüenses, the Nicaraguan Workers' Centre
- Cellular Telephone Number
- Chutes Too Narrow, an album by American indie rock band The Shins
- Compagnie tunisienne de navigation, a Tunisian ferry operator
- cotangent trigonometric function
- Craig T. Nelson, actor
- The arrangement encompassing a rocket engine's case/casing, throat and nozzle is very occasionally abbreviated CTN.
Read more about this topic: CTN