sort by Rank | Alpha
| Possible Meanings | Rank |
| united counties league | **** |
| University College of London | **** |
| Union Communiste Libertaire | **** |
| United Clinical Laboratories | **** |
| Up to Commercialise | **** |
| Union the Central | **** |
| University College Library | **** |
| Union Central Life | *** |
| Union Chemical Laboratories | *** |
| Unfunded Current Liability | *** |
| Union for Civil Liberty | *** |
| Univ College London | *** |
| Universal Calibration Lattice | *** |
| Unbundled Copper Loops | *** |
| University of Chicago Library | *** |
| Upper Confidence Limits | *** |
| Uinta County Library (Evanston, WY) | *** |
| Uintah County Library (Vernal, UT) | *** |
| Union County Library (Blairsville, GA) | *** |
| Union County Library (Morganfield, KY) | *** |
| University Community Library (San Diego, CA) | *** |
| Uphams Corner Library (Dorchester, MA) | *** |
| Upshur County Library (Buckhannon, WV) | *** |
| Upshur County Library (Gilmer, TX) | *** |
| Upper Control Limits | *** |
| Uintah County Library | *** |
| Universal Color Language | *** |
| User Command Language | *** |
| University of Cyprus Library | *** |
| Union and the Clubs | *** |
| Utrechtse Coping Lijst | *** |
| University of Chicago Law | *** |
| Universal College of Language | *** |
| Universtiy College London | *** |
| Universiti Catholique de Louvain | *** |
| umwelt control labor | *** |
| Unemployed Citizens League | *** |
| Union County Libraries | *** |
| Ulster at Coleraine | *** |
| University Committee on Libraries | *** |
| University of Calgary Libraries | *** |
| Unified Communications Ltd | *** |
| Univ of California Los | *** |
| Union Church of Lima | *** |
| Urban Centre Locality | *** |
| Union Capital Limited | *** |
| Unallocated Crown Land | ** |
| ultrasound cell lysates | ** |
| umbilical cord length | ** |
| Unspecific chronic lesions | ** |
| uterine cellular leiomyoma | ** |
| Utrecht Coping List | ** |
| Università Commerciale Luigi | ** |
| Universal Computer Laboratory | ** |
| Unsupervised Competitive Learning | ** |
| University of Central London | ** |
| University College Lahore | ** |
| Ultimo College Library | ** |
| University Catholique Louvain | ** |
| unilateral carotid artery ligation | ** |
| Universit+¬ Catholique de Louvain | ** |
| Upper Concentration Limits | ** |
| Urban Community of Lille | ** |
| Universal Corporation Ltd | ** |
| Understeering Control Logic | ** |
| Upper Central Limit | ** |
| Upper Concentration Limit | ** |
| Universtity College London | ** |
| Unitcargo Container Line | ** |
| Unique Concepts Limited | ** |
| Unix Computing Laboratory | ** |
| universal communication language | ** |
| Union Castle Line | ** |
| User Control Language | ** |
| Urban Centre Localities | ** |
| University Computing Labs | ** |
| Universal Cars Limited | ** |
| Union for Civil Liberties | ** |
| Urban Centres and Localities | ** |
| Uganda Clays Ltd | ** |
| User Component Library | ** |
| Ulna Collateral Ligament | ** |
| Unified Carrier Licence | ** |
| Union Capital Ltd | ** |
| Universal Coach Line | ** |
| Upgrading Computer Literacy | ** |
| University Chemistry Laboratory | ** |
| Urenco Capenhurst Ltd | ** |
| Update Control List | ** |
| UK College London | ** |
| United Containers Limited | ** |
| Unfunded Contingent Liability | ** |
| Universities Central Library | ** |
| Univ Cathol Louvain | * |
| Universal Church of Light | * |
| Universal Calibration Laboratories | * |
| University of Chicago Laboratory | * |
| Upper Concentration Level | * |
| Uranium Chemistry Laboratory | * |
| Universit Catholique Louvain | * |
| Unex Corporation Ltd | * |
| Unifier Control Language | * |
| Unit Concentrated Load | * |
| Udaipur City of Lakes | * |
| Ultra Chemistry Laboratories | * |
| Userfriendly Computer Learning | * |
| USS COMSTOCK LSD | * |