sort by Rank | Alpha
| Possible Meanings | Rank |
|---|
| United Police States of America | *** |
| Undergraduate Physiology Students Association | *** |
| urinary prostate-specific antigen | ** |
| Uterine papillary serous adenocarcinoma | ** |
| Uterine papillary serous adenocarcinomas | ** |
| UNITED PROFESSIONAL SKATEBOARDERS ASSOCIATION | ** |
| UCSD Performance-Based Skills Assessment | ** |
| University of Paisley Students Association | ** |
| Unified Police Security Architecture | ** |
| United Party of South Africa | ** |
| Urban Planning Student Association | ** |
| Unit Pelayanan Satu Atap | ** |
| Unione Professionale Svizzera Automobile | ** |
| Unit Power Sales Agreement | ** |
| Universal Peace Satellite Application | ** |
| Union Pour Saint Arnoult | * |
| University Psychological Services Association | * |
| United Police States of Amerika | * |
| Urban Planning Students Association | * |
| University Police Student Assistants | * |
| United Pot Smokers Association | * |