26-letter words containing u, n, a, c, o, r
- reticuloendothelial system — the aggregate of the phagocytic cells, including certain cells of the bone marrow, lymphatic system, liver, and spleen, that have reticular and endothelial characteristics and function in the immune system's defense against foreign bodies. Abbreviation: RES.
- richardson ground squirrel — a ground squirrel, Citellus richardsoni, of sagebrush and grassland areas of the northwestern U.S. and adjacent regions in Canada.
- sangre de cristo mountains — a mountain range in S Colorado and N New Mexico: part of the Rocky Mountains. Highest peak: Blanca Peak, 4364 m (14 317 ft)
- sans peur et sans reproche — without fear and without reproach: said originally of the French knight, the Seigneur de Bayard.
- string processing language — (language) (SPRING)
- strong nuclear interaction — an interaction between elementary particles responsible for the forces between nucleons in the nucleus. It operates at distances less than about 10–15 metres, and is about a hundred times more powerful than the electromagnetic interaction
- the consumers' association — a British organization which assesses and reports on new products and defends consumers' rights
- the royal and ancient club — a golf club, headquarters of the sport's ruling body, based in St Andrews, Scotland
- to call something your own — If you have something you can call your own, it belongs only to you, rather than being controlled by or shared with someone else.
- tourist information office — an office that supplies information to people who are visiting an area for pleasure or interest, for example advice on things to see, accommodation, etc
- udmurt autonomous republic — an autonomous republic in the Russian Federation in Europe. 16,250 sq. mi. (42,088 sq. km). Capital: Izhevsk.
- ulster defence association — (in Northern Ireland) a Loyalist paramilitary organization
- united states marine corps — Marine Corps. Abbreviation: USMC.
- universal communications x — (communications) (UCX) A software implementation of the ubiquitous TCP/IP suite of communications protocols for Digital Equipment Corporation's OpenVMS operating system. Users of the UCX product can connect to heterogeneous networks to access and download files, send electronic mail, run and develop applications, and monitor activity.
- universal resource locator — Uniform Resource Locator
- universal time coordinated — incorrect term for coordinated universal time.
- victoria and albert museum — a museum of the fine and applied arts in London, originating from 1856 and given its present name and site in 1899
- virtual local area network — (networking) (VLAN) A logical grouping of two or more nodes which are not necessarily on the same physical network segment but which share the same IP network number. This is often associated with switched Ethernet. IEEE 802.1Q is a VLAN standard.
- voluntary service overseas — an organization that sends young volunteers to use and teach their skills in developing countries