22-letter words containing l, u, n, a
- south atlantic current — an eastward-flowing ocean current formed by the merging of the Brazil Current and the southward-flowing current near the Falkland Islands and forming the southern part of the general circulation of the South Atlantic Ocean.
- south sandwich islands — a group of volcanic islands, administered by England, in the South Atlantic Ocean: part of the Falkland Islands dependency. 120 sq. mi. (310 sq. km).
- south shetland islands — a group of uninhabited islands in the S Atlantic, north of the Antarctic Peninsula: formerly a dependency of the Falkland Islands; part of British Antarctic Territory since 1962. (Claims are suspended under the Antarctic Treaty). Area: 4662 sq km (1800 sq miles)
- 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)
- special interest group — (SIG) One of several technical areas, sponsored by the Association for Computing Machinery. Well-known SIGs include SIGPLAN (the Special Interest Group on Programming Languages), SIGARCH (the Special Interest Group for Computer Architecture) and SIGGRAPH (the Special Interest Group for Computer Graphics).
- special-interest group — Also called special interest. a body of persons, corporation, or industry that seeks or receives benefits or privileged treatment, especially through legislation.
- spelling pronunciation — a pronunciation based on spelling, usually a variant of the traditional pronunciation. The spelling pronunciation of waistcoat is [weyst-koht] /ˈweɪstˌkoʊt/ (Show IPA) rather than [wes-kuh t] /ˈwɛs kət/ (Show IPA).
- 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
- statute of limitations — a statute defining the period within which legal action may be taken.
- structural engineering — the branch of civil engineering dealing with the design and planning of large structures
- structural linguistics — a usually synchronic approach to language study in which a language is analyzed as an independent network of formal systems, each of which is composed of elements that are defined in terms of their contrasts with other elements in the system.
- 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
- supplementary question — a question asked in Parliament by an MP during Questions to the Prime Minister
- tactile user interface — (interface) (TUI) Hardware and software to provide access to computer-based graphical[?] information using touch, often intended for blind people. See also haptics.
- talk through one's hat — a shaped covering for the head, usually with a crown and brim, especially for wear outdoors.
- temporary life annuity — an annuity that ceases upon the death of the annuitant or upon the expiration of a period of time, whichever occurs first.
- textual user interface — (interface) (TUI) Either a text-based version of a GUI, or a full-screen version of a CLI.
- the edinburgh festival — an arts festival held in Edinburgh in August
- the houston ship canal — a canal linking Houston to the Gulf of Mexico and the Gulf Intracoastal Waterway
- the pennsylvania dutch — a group of German-speaking people in E Pennsylvania, descended from 18th-century settlers from SW Germany and Switzerland
- thermonuclear reaction — a nuclear-fusion reaction that takes place between the nuclei of a gas, especially hydrogen, heated to a temperature of several million degrees.
- transformational rules — rules that specify in purely syntactic terms a method by which theorems may be derived from the axioms of a formal system
- trichlorofluoromethane — chlorotrifluoromethane.
- trifluorochloromethane — chlorotrifluoromethane.
- unconventional warfare — warfare that is conducted within enemy lines through guerrilla tactics or subversion, usually supported at least in part by external forces.
- unemployment insurance — a government program that provides a limited number of payments to eligible workers who are involuntarily unemployed.
- unidirectional current — direct current
- unilateral disarmament — disarmament, especially nuclear disarmament, carried out by one state on its own
- unitarian universalism — a North American liberal religious denomination in the Judeo-Christian heritage, formed in 1961 by the merger of the Unitarians, organized in 1825, and the Universalists, organized in 1793.
- 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 postal union — an international organization, formed in Bern, Switzerland (1875), that administers and regulates international postal service. Abbreviation: UPU.
- 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
- unreasonable behaviour — conduct by a spouse sufficient to cause the irretrievable breakdown of a marriage
- upright vacuum cleaner — a vacuum cleaner that is tall rather than wide
- 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
- valvular insufficiency — abnormal closure of a heart valve resulting in failure to prevent regurgitation of blood.
- 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.
- voluntary manslaughter — the unlawful killing of one human being by another with malice aforethought but in mitigating circumstances
- voluntary organization — an organization that is composed of or functions with the aid of volunteers and which provides aid or services to individuals, groups or countries
- wardour street english — affectedly archaic speech or writing
- wear out one's welcome — a kindly greeting or reception, as to one whose arrival gives pleasure: to give someone a warm welcome.
- west greenland current — an ocean current flowing northward along the west coast of Greenland.
- world communion sunday — the first Sunday in October, during which members of ecumenical churches throughout the world celebrate Holy Communion, especially to affirm their unity in Christ.
- zero population growth — the maintenance of a population at a constant level by limiting the number of live births to that needed to replace the existing population.