sort by Rank | Alpha
| Possible Meanings | Rank |
| Polynomial Time Approximation Scheme | *** |
| Prairie and Timbers Audubon Society | *** |
| Patient Transit Assistance Scheme | ** |
| posterior thoracic air sac | ** |
| percutaneous angioplasty and stenting | ** |
| Percutaneous transluminal angioplasty with stenting | ** |
| Patient Travel Assistance Scheme | ** |
| percutaneous angioplasty with stenting | ** |
| Prairie Timbers Audubon Society | ** |
| Payphone Telephone Access Service | ** |
| Physical Therapist Assistant S | ** |
| petite table alarm saville | * |
| Parent Teacher Association See | * |
| Polish Tori Amos Site | * |
| Prime Timers Austin Social | * |
| Proposed Transfer Assignment or Sale | * |
| Public Telephone Access SmartLine | * |