| Acronym | Definition |
|---|
| FTNS➣Fixed Telecommunications Network Service |
| FTNS➣Fitness Radio (online radio station) |
| FTNS➣Fixed Telecommunications Network Services |
| FTNS➣Fechtner Syndrome |
| FTNS➣Focus, Train, Nourish, Sustain (fitness) |
| FTNS➣Fundamental Theorem of Natural Selection (population genetics; R.A. Fisher) |
| FTNS➣From the Named Source (flavoring extracts) |
| FTNS➣Flight Track Navigation System |