| unirrigated |
combined form of irrigated. |
| unisex |
designed to be suitable for both males and females. |
| unisexual |
of or relating to only one sex. [2 definitions] |
| unison |
(prec. by "in") the simultaneous sounding of voices, or of musical tones in the same pitch or in octaves. [2 definitions] |
| unissued |
combined form of issued. |
| unit |
any of a number of similar things that function for or serve the same purpose. [4 definitions] |
| Unitarian |
a member of a Christian denomination that holds the belief that God is one being, rejects the idea of the Trinity, and emphasizes religious freedom. |
| unitary |
of or relating to a unit or units. [5 definitions] |
| unit cell |
the smallest structural unit of a crystal. |
| unit character |
a characteristic or trait determined by one gene or a gene pair. |
| unite |
to join together into a whole; combine. [5 definitions] |
| united |
joined into or made to act as a whole. [2 definitions] |
| United Arab Emirates |
an East Arabian country comprising seven Arab sheikdoms; Trucial States (usu. prec. by "the"). |
| United Arab Republic |
the official name of Egypt in 1958-61. [2 definitions] |
| United Church of Christ |
a Protestant denomination created by a merger of the Congregational Christian Church and the Evangelical and Reformed Church in 1957. |
| United Kingdom |
a northwestern European country between the Atlantic Ocean and the North Sea, comprising Great Britain (England, Scotland, and Wales) and Northern Ireland; United Kingdom of Great Britain and Northern Ireland (usu. prec. by, "the"). |
| United Nations |
(used with a sing. or pl. verb) an international organization founded in 1945 to promote world peace, security, cooperation, and understanding. |
| United States |
a North American country extending from the Atlantic to the Pacific between Canada and Mexico and including Alaska and Hawaii, also known as "United States of America" (usu. prec. by, "the"). |
| United States House Committee on Rules |
a powerful committee of the U.S. House of Representatives that determines when and how new legislation will be considered by House members. The committee is often referred to as Rules Committee or House Rules Committee. |
| United States of America |
a North American country extending from the Atlantic to the Pacific between Canada and Mexico and including Alaska and Hawaii, also known as "United States" (usu. prec. by, "the"). |
| United States Senate Committee on Rules and Administration |
the committee of the U.S. Senate responsible for overseeing matters relating to rules and procedures in the Senate, federal elections, U.S. presidential succession, qualifications of Senate members, corrupt government practices, and the administration of Senate office buildings. The committee is often referred to as Senate Rules Committee. |