sort by Rank | Alpha
| Possible Meanings | Rank |
| University of the Highlands Islands | **** |
| University of the Highlands and Islands | *** |
| Universal Handy Interface | *** |
| Utah Health Informatics | *** |
| Urban Heat Islands | *** |
| Urban Horticulture Institute | *** |
| United Hebrew Institute | *** |
| University of Highlands and Islands | *** |
| Urban Harbors Institute | *** |
| Unique Health Identifier | ** |
| ultralente human insulin | ** |
| unilaterally hearing impaired | ** |
| United Hospitals Incorporated | ** |
| upper hemibody infusion | ** |
| Ursin Health Inventory | ** |
| Ursins Health Inventory | ** |
| Uganda Heart Institute | ** |
| University Hospital Inc | ** |
| Unique Health Identifiers | ** |
| Upper Head Injection | ** |
| Urban Health Institute | * |
| Universal Hope Initiative | * |
| Unidades Habitacionais Individuais | * |
| University of Hawaii Institute | * |
| Uni Hydro Ironworkers | * |
| Universität Hannover Institute | * |
| University of Hamburg Institute | * |
| University of Heidelberg Institute | * |
| University of Helsinki Institute | * |