| Acronym | Definition |
|---|
| NTUA➣National Technical University of Athens (Greece) |
| NTUA➣National Taiwan University of Arts |
| NTUA➣Navajo Tribal Utility Authority |
| NTUA➣National University of Athens (Greece) |
| NTUA➣Nanyang Technological University Alumni |
| NTUA➣North Texas Umpire Association |