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22-letter words containing l, i, n, t

  • counterrevolutionaries — Plural form of counterrevolutionary.
  • criminal investigation — an investigation by the police into a crime
  • critical path analysis — a technique for planning complex projects by analysing alternative systems with reference to the critical path, which is the sequence of stages requiring the longest time
  • curriculum coordinator — a member of a teaching staff with a largely administrative function whose job is to ensure that a curriculum is effectively taught
  • cycle of reincarnation — A term coined by Ivan Sutherland ca. 1970 to refer to a well-known effect whereby function in a computing system family is migrated out to special-purpose peripheral hardware for speed, then the peripheral evolves toward more computing power as it does its job, then somebody notices that it is inefficient to support two asymmetrical processors in the architecture and folds the function back into the main CPU, at which point the cycle begins again. Several iterations of this cycle have been observed in graphics-processor (blitter) design, and at least one or two in communications and floating-point processors. Also known as "the Wheel of Life", "the Wheel of Samsara" and other variations of the basic Hindu/Buddhist theological idea.
  • cylindrical coordinate — Usually, cylindrical coordinates. a member of a system of coordinates for locating a point in space by its polar coordinates and its perpendicular distance to the polar plane.
  • d'alembert's principle — the principle that for a moving body the external forces are in equilibrium with the inertial forces; a generalization of Newton's third law of motion
  • dalton's atomic theory — the theory that matter consists of indivisible particles called atoms and that atoms of a given element are all identical and can neither be created nor destroyed. Compounds are formed by combination of atoms in simple ratios to give compound atoms (molecules). The theory was the basis of modern chemistry
  • database normalisation — (database)   A series of steps followed to obtain a database design that allows for efficient access and storage of data in a relational database. These steps reduce data redundancy and the chances of data becoming inconsistent. A table in a relational database is said to be in normal form if it satisfies certain constraints. Codd's original work defined three such forms but there are now five generally accepted steps of normalisation. The output of the first step is called First Normal Form (1NF), the output of the second step is Second Normal Form (2NF), etc. First Normal Form eliminates repeating groups by putting each value of a multi-valued attribute into a new row. Second Normal Form eliminates functional dependencies on a partial key by putting the fields in a separate table from those that are dependent on the whole key. Third Normal Form eliminates functional dependencies on non-key fields by putting them in a separate table. At this stage, all non-key fields are dependent on the key, the whole key and nothing but the key. Fourth Normal Form separates independent multi-valued facts stored in one table into separate tables. Fifth Normal Form breaks out data redundancy that is not covered by any of the previous normal forms.
  • de broglie wave length — the postulate of wave mechanics that a particle of mass m moving at a velocity v will have the properties of a wave of wavelength h / mv (de Broglie wavelength) where h is Planck's constant.
  • debt collection agency — a company that collects debts on behalf of creditors
  • decimal classification — a system of classifying books in libraries by the use of numbers with decimals
  • decompartmentalization — the act of decompartmentalizing
  • dehiwala-mount lavinia — a city in SW Sri Lanka, on the Indian Ocean.
  • deinstitutionalisation — Alternative spelling of deinstitutionalization.
  • deinstitutionalization — to release (a person with mental or physical disabilities) from a hospital, asylum, home, or other institution with the intention of providing treatment, support, or rehabilitation primarily through community resources under the supervision of health-care professionals or facilities.
  • delaunay triangulation — (mathematics, graphics)   (After B. Delaunay) For a set S of points in the Euclidean plane, the unique triangulation DT(S) of S such that no point in S is inside the circumcircle of any triangle in DT(S). DT(S) is the dual of the voronoi diagram of S.
  • delayed-action shutter — a camera shutter that opens after an interval set by the photographer
  • denominational college — a college associated with a particular religious denomination
  • denotational semantics — (theory)   A technique for describing the meaning of programs in terms of mathematical functions on programs and program components. Programs are translated into functions about which properties can be proved using the standard mathematical theory of functions, and especially domain theory. Compare axiomatic semantics, operational semantics, standard semantics.
  • deoxyribonucleoprotein — any of a class of nucleoproteins that yield DNA upon partial hydrolysis.
  • descriptive cataloging — the aspect of cataloging concerned with the bibliographic and physical description of a book, recording, or other work, accounting for such items as author or performer, title, edition, and imprint as opposed to subject content.
  • design system language — J. Gaffney, Evans & Sutherland 1976. Interpretive FORTH-like language for 3d graphics databases. Earliest forerunner of both Interpress and PostScript. Mentioned in PostScript Language Reference Manual, Adobe Systems, A-W 1985.
  • developmental disorder — any condition, such as autism or dyslexia, that appears in childhood and is characterized by delay in the development of one or more psychological functions, such as language skill
  • diachronic linguistics — historical linguistics.
  • dicyclopentadienyliron — ferrocene (def 1).
  • digital control system — (systems)   (DCS) A digital computer used for real-time control of a dynamic system, usually in an industrial environment, possibly as part of a Supervisory Control and Data Acquisition (SCADA) system. A DCS samples feedback from the system under control and modifies the control signals in an attempt to achieve some desired behaviour. Analysis of such digital-analogue feedback systems can involve mathematical methods such as difference equations, Laplace transforms, z transfer functions, state space models and state transition matrices.
  • digital radio mondiale — (communications)   (DRM) A form of monaural digital broadcast using carrier frequencies below 30 MHz. DRM uses MPEG-4 AAC Main Profile and SBR at data rates of 16-25 kbps.
  • digital standard mumps — (DSM) DEC's version of MUMPS.
  • dilation and curettage — a surgical method for the removal of diseased tissue or an early embryo from the lining of the uterus by means of scraping.
  • direct public offering — A direct public offering is stock offered directly for sale to investors by a company without the use of underwriters or brokers.
  • directional derivative — the limit, as a function of several variables moving along a given line from one specified point to another on the line, of the difference in the functional values at the two points divided by the distance between the points.
  • directional microphone — a microphone that has a greater sensitivity to sounds coming from a particular area in front of it: used to eliminate unwanted sounds.
  • disciplinary committee — a committee charged with examining alleged breaches of discipline within an organization, profession, etc and adjudicating on them
  • draft-quality printing — low-quality, high-speed output in printed form from a printer linked to a word processor
  • east australia current — the part of the South Equatorial Current flowing S along the E coast of Australia.
  • educational psychology — a branch of psychology concerned with developing effective educational techniques and dealing with psychological problems in schools.
  • educational technology — the use of technology, such as computers, within education, to aid the learning process
  • educational television — television of informational or instructional content.
  • electrical engineering — Electrical engineering is the designing, constructing, and maintenance of electrical devices.
  • electromagnetic moment — a measure of the magnetic strength of a magnet or current-carrying coil, expressed as the torque produced when the magnet or coil is set with its axis perpendicular to unit magnetic flux density. It is measured in ampere metres squared
  • electronic mail client — mail user agent
  • electrothermal printer — a printer that produces characters by burning the image on specially coated paper
  • emotional intelligence — empathy and social skills
  • employers' association — a body of employers, usually from the same sector of the economy, associated to further the interests of member companies by conducting negotiations with trade unions, providing advice, making representations to other bodies, etc
  • end transmission block — (character)   (ETB) The mnemonic for ASCII character 23.
  • engineering consultant — a consultant specializing in engineering
  • equal rights amendment — a proposed amendment to the US Constitution enshrining equality between the sexes
  • evolutionary algorithm — (EA) An algorithm which incorporates aspects of natural selection or survival of the fittest. An evolutionary algorithm maintains a population of structures (usually randomly generated initially), that evolves according to rules of selection, recombination, mutation and survival, referred to as genetic operators. A shared "environment" determines the fitness or performance of each individual in the population. The fittest individuals are more likely to be selected for reproduction (retention or duplication), while recombination and mutation modify those individuals, yielding potentially superior ones. EAs are one kind of evolutionary computation and differ from genetic algorithms. A GA generates each individual from some encoded form known as a "chromosome" and it is these which are combined or mutated to breed new individuals. EAs are useful for optimisation when other techniques such as gradient descent or direct, analytical discovery are not possible. Combinatoric and real-valued function optimisation in which the optimisation surface or fitness landscape is "rugged", possessing many locally optimal solutions, are well suited for evolutionary algorithms.
  • examining the entrails — The process of grovelling through a core dump or hex image in an attempt to discover the bug that brought a program or system down. The reference is to divination from the entrails of a sacrified animal. Compare runes, incantation, black art, desk check.
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