21-letter words containing a, c, p, u, l
- a rap on the knuckles — If someone in authority gives you a rap on the knuckles, they criticize you or blame you for doing something they think is wrong.
- 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
- alpha piscis austrini — Fomalhaut
- appalachian mountains — a mountain system of E North America, extending from Quebec province in Canada to central Alabama in the US: contains rich deposits of anthracite, bitumen, and iron ore. Highest peak: Mount Mitchell, 2038 m (6684 ft)
- appendicular skeleton — the girdles and skeleton of the limbs
- application executive — (language) (AE) An embeddable language, written as a C interpreter by Brian Bliss at UIUC. AE is compiled with an application and thus exists in the same process and address space. It includes a dbx symbol table scanner to access compiled variables and routines, or you can enter them manually by providing a type/name declaration and the address. When the interpreter is invoked, source code fragments are read from the input stream (or a string), parsed, and evaluated immediately. The user can call compiled functions in addition to a few built-in intrinsics, declare new data types and data objects, etc. Different input streams can be evaluated in parallel on Alliant computers. AE has been ported to SunOS (cc or gcc), Alliant FX and Cray YMP (soon).
- applications language — Ousterhout's dichotomy
- architecture parlante — the architecture of buildings that, in their plans or elevations, create an image that suggests their functions.
- bibliographic utility — an organization that maintains computerized bibliographic records and offers to its members or customers various products and services related to these records.
- buffalo carpet beetle — any of several small beetles of the family Dermestidae, the larvae of which are household pests, feeding on rugs and other woolen fabrics, especially Anthrenus scrophulariae (buffalo carpet beetle) and Attagenus piceus (black carpet beetle)
- central european time — the standard time adopted by Western European countries one hour ahead of Greenwich Mean Time, corresponding to British Summer Time
- charge-coupled device — an electronic device, used in imaging and signal processing, in which information is represented as packets of electric charge that are stored in an array of tiny closely spaced capacitors and can be moved from one capacitor to another in a controlled way
- circular polarization — electromagnetic radiation (esp light) in which the electric field vector describes a circle about the direction of propagation at any point in the path of the radiation
- column chromatography — the separation of mixtures into their constituents by preferential adsorption by a solid, as a column of silica (column chromatography) or a strip of filter paper (paper chromatography) or by a gel.
- completing the square — a method, usually of solving quadratic equations, by which a quadratic expression, as x 2 − 4 x + 3, is written as the sum or difference of a perfect square and a constant, x 2 − 4 x + 4 + 3 − 4 = (x − 2) 2 − 1, by addition and subtraction of appropriate constant terms.
- 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
- corpuscular radiation — radiation consisting of atomic and subatomic particles, as alpha particles, beta particles, and neutrons.
- countably compact set — a set for which every cover consisting of a countable number of sets has a subcover consisting of a finite number of sets.
- court of common pleas — (formerly) a superior court exercising jurisdiction in civil actions between private citizens
- cultural anthropology — the branch of anthropology dealing with cultural as opposed to biological and racial features
- cyclical unemployment — unemployment caused by fluctuations in the level of economic activity inherent in trade cycles
- development education — an area of study that aims to give pupils an understanding of their involvement in world affairs
- electromagnetic pulse — a surge of electromagnetic radiation, esp one resulting from a nuclear explosion, which can disrupt electronic devices and, occasionally, larger structures and equipment
- endoplasmic reticulum — an extensive intracellular membrane system whose functions include synthesis and transport of lipids and, in regions where ribosomes are attached, of proteins
- euro-commercial paper — commercial paper issued in a eurocurrency
- european central bank — the central bank of the European Union, established in 1998 to oversee the process of European Monetary Union and subsequently to direct monetary policy within the countries using the euro
- fluorophosphoric acid — any of three acids containing fluorine and phosphorus, HPF 6 , HPO 2 F 2 , or H 2 PO 3 F.
- fuming sulphuric acid — a mixture of pyrosulphuric acid, H2S2O7, and other condensed acids, made by dissolving sulphur trioxide in concentrated sulphuric acid
- 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.
- functional imperative — a requirement for the survival of any social system, as communication, control of conflict, or socialization.
- historic places trust — (in New Zealand) the statutory body concerned with the conservation of historic buildings, esp with ancient Māori sites
- 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
- immaculate conception — the dogma of the unique privilege by which the Virgin Mary was conceived in her mother's womb without the stain of original sin through the anticipated merits of Jesus Christ. Compare virgin birth (def 1).
- in (or out of) place — in (or out of) the customary, proper, or assigned place
- 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.
- 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.
- least common multiple — lowest common multiple.
- 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 suspension — the act of suspending.
- medical jurisprudence — forensic medicine.
- mother-of-pearl cloud — nacreous cloud.
- 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.
- 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.
- multiplication factor — the ratio of the number of neutrons in a generation to the number of neutrons in the previous generation: when the multiplication factor is equal to or greater than one, a chain reaction is possible
- municipal corporation — a city, town, village, etc., that operates under a corporate charter granted by the state.
- national public radio — a nationwide network of nonprofit radio stations supported in part by U.S. government funds distributed by the Corporation for Public Broadcasting, often affiliated with a public television station or educational institution. Abbreviation: NPR.
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