25-letter words containing a, c, u, s, l
- minimal brain dysfunction — (no longer in technical use) attention deficit disorder.
- multi-scene control board — preset board.
- national insurance number — a number allocated to UK citizens so that they can pay national insurance
- national security council — the council, composed of the president, vice president, secretary of state, secretary of defense, director of the Central Intelligence Agency and the chairman of the Joint Chiefs of Staff, that determines means by which domestic, foreign, and military policy can best be integrated for safeguarding the national security. Abbreviation: NSC.
- neurocirculatory asthenia — cardiac neurosis.
- observational equivalence — Two terms M and N are observationally equivalent iff for all contexts C[] where C[M] is a valid term, C[N] is also a valid term with the same value.
- occupational psychologist — a person who makes a study of human behaviour at work, including ergonomics, selection procedures, and the effects of stress
- open educational resource — Usually, open educational resources. a piece of content or a tool for teaching or learning, often developed online, that is made available free of charge for anyone to use, revise, adapt, or redistribute. Abbreviation: OER.
- own or similar occupation — A policyholder's own or similar occupation is the job that they were doing before they became disabled or a job with similar duties and training.
- page description language — a high-level programming language for determining the output of a page printer designed to work with it, independent of the printer's internal codes. Abbreviation: PDL.
- pauli exclusion principle — exclusion principle.
- personal injury insurance — Personal injury insurance is coverage for treatment of injuries to car accident victims, including loss of work income, accidental death, and funeral expenses.
- principal nursing officer — a grade of nurse concerned with administration in the British National Health Service
- process design language 2 — (language) (PDL2) A language developed for the Texas Instruments ASC computer.
- public key infrastructure — (cryptography, communications) (PKI) A system of public key encryption using digital certificates from Certificate Authorities and other registration authorities that verify and authenticate the validity of each party involved in an electronic transaction. PKIs are currently evolving and there is no single PKI nor even a single agreed-upon standard for setting up a PKI. However, nearly everyone agrees that reliable PKIs are necessary before electronic commerce can become widespread.
- public relations exercise — something which is done for the sake of attracting favourable publicity
- rate monotonic scheduling — (algorithm) A means of scheduling the time allocated to periodic hard-deadline real-time users of a resource. The users are assigned priorities such that a shorter fixed period between deadlines is associated with a higher priority. Rate monotonic scheduling provides a low-overhead, reasonably resource-efficient means of guaranteeing that all users will meet their deadlines provided that certain analytical equations are satisfied during the system design. It avoids the design complexity of time-line scheduling and the overhead of dynamic approaches such as earliest-deadline scheduling.
- saybolt universal seconds — a US measurement of viscosity similar in type to the British Redwood seconds
- sequential parlog machine — (SPM) The virtual machine (and its machine code) for the Parlog logic programming language.
- single document interface — (programming) (SDI) A limitation applying to an application program that only shows a single windows giving a view of one document at a time. The opposite is Multiple Document Interface (MDI).
- special educational needs — learning disability
- strong accumulation point — a point such that every neighborhood of the point contains infinitely many points of a given set.
- structured query language — SQL
- subscriber trunk dialling — a service by which telephone subscribers can obtain trunk calls by dialling direct without the aid of an operator
- sulphate-resisting cement — a type of Portland cement that resists normal concentrations of sulphates: used in concrete for flues and underwater work
- take up the cudgels (for) — to come to the defense (of)
- thank one's (lucky) stars — to be thankful for what appears to be good luck
- the ball is in sb's court — If you say that the ball is in someone's court, you mean that it is his or her responsibility to take the next action or decision in a situation.
- the ball is in your court — you are obliged to make the next move
- thermoluminescence dating — a method of dating archaeological specimens, chiefly pottery, by measuring the radiation given off by ceramic materials as they are heated.
- to cut a long story short — In British English, you use to cut a long story short to indicate that you are going to state the final result of an event and not give any more details. In American English, you say to make a long story short.
- to thank your lucky stars — If you say that someone should thank their lucky stars that something is the case, you mean that they should be very grateful that it is the case, because otherwise their situation would be a lot worse.
- touch/cover all the bases — If someone touches all the bases or covers the bases, they deal with everyone or everything involved in a situation.
- undisputed world champion — a boxer who holds the World Boxing Association, the World Boxing Council, the World Boxing Organization, and the International Boxing Federation world championship titles simultaneously
- unemployment compensation — an allowance of money paid, usually weekly, to an unemployed worker by a state or federal agency or by the worker's labor union or former employer during all or part of the period of unemployment.
- yakut autonomous republic — an autonomous republic in the NE Russian Federation in Asia. 1,198,146 sq. mi. (3,103,200 sq. km). Capital: Yakutsk.