U
Short entries beginning with U that only one encyclopedia carries are gathered on page 1 page 2 page 3 page 4 page 5 page 6 page 7 page 8 page 9.
- Udall
- Uganda
- Uganda Protectorate
- Ukraine
- Ulcer
- Ulema
- Ulfilas 2 sources
- Ulm 2 sources
- Ultramarine
- Ulysses 3 sources
- Uma
- Umber 3 sources
- Umbrella 2 sources
- Unconscious
- Underwood
- Unearned Increment
- Unemployment
- Ungulata
- Unicorn
- Unit
- Unitarian Church
- Unitarians
- United Evangelical Church
- United Kingdom
- United States 2 sources
- United States of America
- United States Steel Corporation
- Universal Head
- Universalist Church
- Universalists
- Universities 2 sources
- University
- University College
- University Settlements
- Untermyer
- Upas Tree
- Upsala 2 sources
- Upton
- Ur of the Chaldees
- Ural Mountains 2 sources
- Uranium 3 sources
- Uranus 2 sources
- Urban 2 sources
- Urban Transportation
- Urea
- Uric Acid
- Urine
- Ursa Major
- Ursula 2 sources
- Ursulines
- Uruguay 2 sources
- Usher
- Utah 2 sources
- Uterus
- Utica 3 sources
- Utopia 2 sources
- Utrecht 2 sources
- Uvularia