| Acronym | Definition |
|---|
| PTTA➣Pesawat Terbang tanpa Awak (Indonesian: Aircraft without Crew; Department of Defense; Indonesia) |
| PTTA➣Partially Type-Tested Assembly |
| PTTA➣Prestwick Town Twinning Association (UK) |
| PTTA➣Property Transfer Tax Act |
| PTTA➣Postdoctoral Trainee Travel Award (Society for Neuroscience) |
| PTTA➣Pure Tone Threshold Audiometrics |