22-letter words containing a, d, u, l, t
- southern redbelly dace — any of the small, brightly colored North American freshwater cyprinids, especially Phoxinus oreas (northern redbelly dace) and P. erythrogaster (southern redbelly dace)
- split-dollar insurance — life insurance in which someone helps pay the premiums for another, as when an employer contributes to the premiums of an employee's policy.
- st-pierre and miquelon — group of islands in the Atlantic, south of Newfoundland, constituting a political unit of France: includes the islands of St-Pierre (c. 10 sq mi, 26 sq km) & Miquelon & several islets: 93 sq mi (241 sq km); pop. 6,000
- student volunteer army — a students' voluntary organization that aims to undertake useful work in communities, founded in 2010 to help clear up after a damaging earthquake in Christchurch
- subliminal advertising — a form of advertising on film or television that employs subliminal images to influence the viewer unconsciously
- supreme judicial court — (often initial capital letters) the highest court in some states, as Massachusetts and Maine.
- the edinburgh festival — an arts festival held in Edinburgh in August
- the pennsylvania dutch — a group of German-speaking people in E Pennsylvania, descended from 18th-century settlers from SW Germany and Switzerland
- to laugh your head off — Phrases such as laugh your head off and scream your head off can be used to emphasize that someone is laughing or screaming a lot or very loudly.
- unidirectional current — direct current
- unilateral disarmament — disarmament, especially nuclear disarmament, carried out by one state on its own
- united empire loyalist — any of the American colonists who settled in Canada during or after the War of American Independence because of loyalty to the British Crown
- universal product code — a bar code that indicates price, product classification, etc., and can be read electronically, as at checkout counters in supermarkets. Abbreviation: UPC.
- unprofessional conduct — activity that is contrary to the accepted code of conduct of a profession
- urban development zone — an area that is designated as being a site for urban development
- urban district council — a council of an urban district that, in conjunction with a county council, has responsibilities for local government issues
- user datagram protocol — (protocol) (UDP) Internet standard network layer, transport layer and session layer protocols which provide simple but unreliable datagram services. UDP is defined in STD 6, RFC 768. It adds a checksum and additional process-to-process addressing information [to what?]. UDP is a connectionless protocol which, like TCP, is layered on top of IP. UDP neither guarantees delivery nor does it require a connection. As a result it is lightweight and efficient, but all error processing and retransmission must be taken care of by the application program.
- van der waals equation — an equation of state relating the pressure, volume, and absolute temperature of a gas, taking into account the finite size of the molecules and the attractive force between them.
- wardour street english — affectedly archaic speech or writing
- west greenland current — an ocean current flowing northward along the west coast of Greenland.