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20-letter words containing u, l

  • channel service unit — (communications)   (CSU) A type of interface used to connect a terminal or computer to a digital medium in the same way that a modem is used for connection to an analogue medium. A CSU is provided by the communication carrier to customers who wish to use their own equipment to retime and regenerate the incoming signals. The customer must supply all of the transmit logic, receive logic and timing recovery in order to use the CSU, whereas a digital service unit DSU performs these functions.
  • checkbook journalism — the practice of paying for a news story or an interview, or for exclusive broadcasting or publishing rights.
  • chemolithoautotrophs — Plural form of chemolithoautotroph.
  • chemotherapeutically — By means of chemotherapy.
  • child support agency — the British government agency concerned with the welfare of children
  • child-abuse register — (in Britain) a list of children deemed to be at risk of abuse or injury from their parents or guardians, compiled and held by a local authority, area health authority, or NSPCC Special Unit
  • christopher columbus — Christopher (Sp. Cristóbal Colón; It. Cristoforo Colombo) 1446?–1506, Italian navigator in Spanish service: traditionally considered the discoverer of America 1492.
  • chuck it all (in/up) — If someone chucks it all, they stop doing their job, and usually move somewhere else. In British English you can also say that someone chucks it all up or chucks it all in.
  • clear air turbulence — turbulent air, not associated with a storm, that affects the flight of aircraft
  • clear-air turbulence — atmospheric turbulence, sometimes severe, occurring in air devoid of clouds or other visible indicators that turbulence might be present. Abbreviation: CAT.
  • clothes manufacturer — a business concern that manufactures clothes
  • college of education — a professional training college for teachers
  • collegiate institute — (in certain provinces) a large secondary school with an academic, rather than vocational, emphasis
  • colloidal suspension — a mixture having particles of one component, with diameters between 10 −7 and 10 −9 metres, suspended in a continuous phase of another component. The mixture has properties between those of a solution and a fine suspension
  • colorado blue spruce — blue spruce.
  • colour look-up table — colour palette
  • common lodging house — a cheap lodging house
  • commune with oneself — to think; ponder
  • communication skills — the ability to convey information and ideas effectively
  • compensation culture — a culture in which people are very ready to go to law over even relatively minor incidents in the hope of gaining compensation
  • complaints procedure — a prescribed method of lodging a complaint to an institution
  • complementary colour — one of any pair of colours, such as yellow and blue, that give white or grey when mixed in the correct proportions
  • complete blood count — a diagnostic test that determines the exact numbers of each type of blood cell in a fixed quantity of blood. Abbreviation: CBC.
  • complete unification — (programming)   W.P. Weijland's name for unification without occur check.
  • computability theory — (mathematics)   The area of theoretical computer science concerning what problems can be solved by any computer. A function is computable if an algorithm can be implemented which will give the correct output for any valid input. Since computer programs are countable but real numbers are not, it follows that there must exist real numbers that cannot be calculated by any program. Unfortunately, by definition, there isn't an easy way of describing any of them! In fact, there are many tasks (not just calculating real numbers) that computers cannot perform. The most well-known is the halting problem, the busy beaver problem is less famous but just as fascinating.
  • condensation nucleus — nucleus (def 5).
  • conditioned stimulus — a stimulus to which an organism has learned to make a response by classical conditioning
  • conscious uncoupling — the ending of a romantic relationship or marriage in a respectful, positive, and constructive way.
  • constituent assembly — A constituent assembly is a body of representatives that is elected to create or change their country's constitution.
  • consultant physician — a physician who has attained the rank of consultant in a particular speciality
  • consumer electronics — computers and other electronic devices designed for private individuals as opposed to businesses
  • controlled substance — a drug regulated by the Federal Controlled Substances Acts, including opiates, depressants, stimulants, and hallucinogens
  • convergent evolution — the evolutionary development of a superficial resemblance between unrelated animals that occupy a similar environment, as in the evolution of wings in birds and bats
  • convertible currency — A convertible currency is a currency that can be bought and sold on the open market for other currencies.
  • copulative asyndeton — a staccato effect produced by omitting copulative connectives between two or more items in a group, as in “Friends, Romans, countrymen.”.
  • corpus juris civilis — the body of Roman or civil law consolidated by Justinian in the 6th century ad. It consists of four parts, the Institutes, Digest, Code, and Novels
  • council of ministers — the EU's most important decision-making body
  • council of the reich — the Reichsrat.
  • council of the union — the legislature of the former Soviet Union and its successor states, consisting of an upper house (Soviet of the Union or Council of the Union) whose delegates are elected on the basis of population, and a lower house (Soviet of Nationalities or Council of Nationalities) whose delegates are elected to represent the various nationalities.
  • council-manager plan — (in the US) a system of local government with an elected legislative council and an appointed administrative manager
  • counter-inflationary — designed to reduce inflation
  • counter-intelligence — Counter-intelligence consists of actions that a country takes in order to find out whether another country is spying on it and to prevent it from doing so.
  • counterproliferation — Action intended to prevent an increase or spread in the possession of nuclear weapons.
  • counterrevolutionary — Counterrevolutionary activities are activities intended to reverse the effects of a previous revolution.
  • counterrevolutionist — A counterrevolutionary.
  • coupling coefficient — The coupling coefficient of a pair of coils is a measure of the magnetic effect passing between them.
  • court of last resort — (in the US) a supreme court
  • critical temperature — the temperature of a substance in its critical state. A gas can only be liquefied by pressure alone at temperatures below its critical temperature
  • crude oil evaluation — Crude oil evaluation is the process of assessing the chemical and physical properties of crude oil, against particular standards.
  • cycloidal propulsion — propulsion of a vessel by propellers of controllable pitch that steer as well as propel.
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