| Acronym | Definition |
|---|
| CRTN➣Calculation of Road Traffic Noise (UK) |
| CRTN➣Catholic Radio and Television Network |
| CRTN➣Clinical Research Task Number |
| CRTN➣California Real Time Network |
| CRTN➣Canadian Research Transfer Network |
| CRTN➣Climate Research Technical Note (Hadley Centre for Climate Prediction and Research; UK) |