21-letter words containing a, c, y, l, i, u
- acceptable use policy — (networking) (AUP) Rules applied by many transit networks which restrict the use to which the network may be put. A well known example is NSFNet which does not allow commercial use. Enforcement of AUPs varies with the network.
- alpha centauri system — a star system comprising the binary star Alpha Centauri A and B and Proxima Centauri (also called Alpha Centauri C), which is 0.1 light years closer to the sun. Visual magnitude: 0.01 (A), 1.33 (B); spectral type: G2V (A); distance from earth: 4.3 light years
- analytic continuation — a method of finding a function that coincides with a given analytic function in a domain and that remains analytic in a larger domain.
- axiom of countability — the property satisfied by a topological space in which the neighborhood system of each point has a base consisting of a countable number of neighborhoods (first axiom of countability) or the property satisfied by a topological space that has a base for its topology consisting of a countable number of subsets of the space (second axiom of countability)
- bibliographic utility — an organization that maintains computerized bibliographic records and offers to its members or customers various products and services related to these records.
- clayton antitrust act — an act of Congress in 1914 supplementing the Sherman Antitrust Act and establishing the FTC.
- comfortably-furnished — containing comfortable furniture
- confidence and supply — denoting an arrangement in a hung parliament in which an opposition party agrees not to vote against a minority government in votes of confidence or budgetary matters but reserves the right to oppose other legislation
- cottony-cushion scale — a small scale insect, Icerya purchasi, that is a pest of citrus trees in California: it is controlled by introducing an Australian ladybird, Rodolia cardinalis, into affected areas
- counter-revolutionary — Counter-revolutionary activities are activities intended to reverse the effects of a previous revolution.
- crude oil dehydration — Crude oil dehydration is the removal of water or water vapor from crude oil, by separating the oil from the water, often in a rotating centrifuge.
- cyclical unemployment — unemployment caused by fluctuations in the level of economic activity inherent in trade cycles
- deoxyribonucleic acid — DNA
- educational sociology — the application of sociological principles and methods to the solution of problems in an educational system.
- faculty board meeting — a meeting of the governing body of a faculty
- functional dependency — (database) Given a relation R (in a relational database), attribute Y of R is functionally dependent on attribute X of R and X of R functionally determines Y of R (in symbols R.X -> R.Y) if and only if each X in R has associated with it precisely one Y in R (at any one time). Attributes X and Y may be composite. This is very close to a function in the mathematical sense.
- homogeneous catalysis — Homogeneous catalysis is catalysis in which the catalyst takes part in the reaction that it increases.
- humanistic psychology — an approach to psychology that emphasizes emotions and the better understanding of the self in terms of observation of oneself and one's relations with others
- hydraulic accumulator — an apparatus in which gas, usually air, is used as a cushion or shock absorber in a hydraulic system.
- immunohistochemically — By means of or in regard to immunohistochemistry.
- industrial psychology — the application of psychological principles and techniques to business and industrial problems, as in the selection of personnel or development of training programs.
- insulin shock therapy — a former treatment for mental illness, especially schizophrenia, employing insulin-induced hypoglycemia as a method for producing convulsive seizures.
- intellectual property — Law. property that results from original creative thought, as patents, copyright material, and trademarks.
- intentional community — a community designed and planned around a social ideal or collective values and interests, often involving shared resources and responsibilities.
- irish republican army — an underground Irish nationalist organization founded to work for Irish independence from Great Britain: declared illegal by the Irish government in 1936, but continues activity aimed at the unification of the Republic of Ireland and Northern Ireland. Abbreviation: IRA, I.R.A.
- lucila godoy alcayaga — Frédéric [frey-dey-reek] /freɪ deɪˈrik/ (Show IPA), 1830–1914, French Provençal poet: Nobel prize 1904.
- macgillicuddy's reeks — a mountain range in County Kerry, SW Ireland. Highest peak (also highest in Ireland), Carrantuohill, 3414 feet (1041 meters).
- magnetic flux density — Also called magnetic flux density. a vector quantity used as a measure of a magnetic field. Symbol: B.
- magnetofluid dynamics — magnetohydrodynamics.
- make a policy paid up — If you make a policy paid up, you stop making premium payments into a life policy but still leave the coverage in place.
- mechanical metallurgy — the branch of metallurgy dealing with the response of metals to applied forces.
- modulus of elasticity — the ratio of the stress applied to a body or substance to the resulting strain within the elastic limit
- mucopolysaccharidoses — Plural form of mucopolysaccharidosis.
- mucopolysaccharidosis — Any of a group of metabolic disorders caused by the absence or malfunction of lysosomal enzymes needed to break down glycosaminoglycans.
- multichannel analyser — an electronic instrument, such as a pulse height analyser, that splits an input waveform into a large number of channels in accordance with a particular parameter of the input
- multilayer perceptron — A network composed of more than one layer of neurons, with some or all of the outputs of each layer connected to one or more of the inputs of another layer. The first layer is called the input layer, the last one is the output layer, and in between there may be one or more hidden layers.
- muon-catalysed fusion — an experimental form of nuclear fusion in which hydrogen and deuterium muonic atoms are formed. Because the mass of the muon is much larger than that of the electron, the atoms are smaller, and the nuclei are close enough for fusion to occur
- nitrosylsulfuric acid — a clear, straw-colored, oily, corrosive liquid, HNO 5 S, used chiefly in the manufacture of dyes.
- peroxydisulfuric acid — persulfuric acid (def 2).
- picture quality scale — (graphics) (PQS) A system for rating image quality based upon features of images that affect their perception by the human eye, rather than the traditional signal-to-noise ratio which examines differences for every single pixel.
- play with a full deck — Nautical. a floorlike surface wholly or partially occupying one level of a hull, superstructure, or deckhouse, generally cambered, and often serving as a member for strengthening the structure of a vessel. the space between such a surface and the next such surface above: Our stateroom was on B deck.
- public address system — loudspeaker
- public-address system — a combination of electronic devices that makes sound audible via loudspeakers to many people, as in an auditorium or out of doors.
- pulmonary circulation — the circulation of blood from the heart to the lungs for oxygenation and back to the heart.
- quadralay corporation — (company) The developers of GWHIS. Telephone: +1 512-346-9199. Fax: +1 512-346-8990.
- quasi-socialistically — of or relating to socialists or socialism.
- rocky mountain locust — a migratory locust, Melanoplus spretus, that occurs in North America, especially the Great Plains, where swarms cause great damage to crops and other vegetation.
- santa cruz water lily — a South American aquatic plant, Victoria cruziana, of the water lily family, having floating leaves from 2–5 feet (0.6–1.5 meters) and deep pink or red flowers.
- social inquiry report — (in Britain) a report on a person and his or her circumstances, which may be required by a court before sentencing and is made by a probation officer or a social worker from a local authority social services department
- statutory declaration — a declaration made under statutory authority before a justice of the peace or commissioner for oaths which may in certain cases be substituted for a statement on oath
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