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25-letter words containing l, a, s

  • national advanced systems — (company)   (NAS) A company, previously known as ITEL, that made IBM plug-compatible hardware and was bought by Hitachi.
  • national enterprise board — a public corporation established in 1975 to help the economy of the UK. In 1981 it merged with the National Research and Development Council to form the British Technology Group
  • 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.
  • never do things by halves — If you say that someone never does things by halves, you mean that they always do things very thoroughly.
  • 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
  • off-balance sheet reserve — a sum of money or an asset that should appear on a company's balance but does not; hidden reserve
  • on the big/small etc side — If you say that something is on the small side, you are saying politely that you think it is slightly too small. If you say that someone is on the young side, you are saying politely that you think they are slightly too young.
  • on the horns of a dilemma — one of the bony, permanent, hollow paired growths, often curved and pointed, that project from the upper part of the head of certain ungulate mammals, as cattle, sheep, goats, or antelopes.
  • on the side of the angels — If you say that someone is on the side of the angels, you believe very strongly that what they are doing is right.
  • 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.
  • organizational psychology — the study of the structure of an organization and of the ways in which the people in it interact, usually undertaken in order to improve the organization
  • 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.
  • oxidative phosphorylation — the aerobic synthesis, coupled to electron transport, of ATP from phosphate and ADP.
  • 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.
  • palo alto research center — XEROX PARC
  • palo alto research centre — XEROX PARC
  • party political broadcast — A party political broadcast is a short broadcast on radio or television made by a political party, especially before an election. It explains their views and often criticizes other political parties.
  • pauli exclusion principle — exclusion principle.
  • peripheral nervous system — the portion of the nervous system lying outside the brain and spinal cord.
  • personal flotation device — a life preserver, life jacket, or other device for keeping a person afloat in the water. Abbreviation: PFD.
  • 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.
  • personal-opinion telegram — a type of domestic telegram sent at the lowest rate with a minimum charge for 20 words or less to elected federal or state officials on a subject of national or regional interest.
  • personalized number plate — a car registration plate that has the owner's initials or name on it
  • petropavlovsk-kamchatskiy — seaport in E Asian Russia, on Kamchatka Peninsula: pop. 210,000
  • play into someone's hands — a dramatic composition or piece; drama.
  • please clean my room sign — A please clean my room sign is a sign that a guest in a hotel hangs outside their room to tell the cleaner the room is available for cleaning.
  • polycystic ovary syndrome — a hormonal disorder in which the Graafian follicles in the ovary fail to develop completely so that they are unable to ovulate, remaining as multiple cysts that distend the ovary. The results can include reduced fertility, obesity, and hirsutism
  • polymerase chain reaction — a technique in which a known DNA sequence is synthesized at high temperatures by means of a polymerase, producing millions of copies for statistical analysis: used in DNA fingerprinting, in detecting minute quantities of cancer cells, etc.
  • portable network graphics — (file format)   /ping/ (PNG) An extensible file format for the lossless, portable, well-compressed storage of raster images. PNG provides a patent-free replacement for GIF and can also replace many common uses of TIFF. Indexed-colour, greyscale and truecolour images are supported, plus an optional alpha channel. Sample depths range from 1 to 16 bits. PNG is designed for on-line viewing applications, such as the World Wide Web, so it is fully streamable with a progressive display option. PNG is robust, providing both full file integrity checking and simple detection of common transmission errors. Also, PNG can store gamma correction and chromaticity data for improved colour matching on heterogeneous platforms.
  • positional representation — (mathematics)   The conventional way of writing numbers as a string of digits in which each digit, D, has value D * R^I, where R is the radix or (number) base and I is the digit's position counting leftward from zero at the least significant (right-hand) end. Each digit can be zero to R-1. Each position has a weight or significance R times greater than the position to its right and the right-most place has a weight of one. Decimal numbers are radix ten, binary numbers are radix two, octal radix eight and hexadecimal radix 16. Positional representation makes arithmetic operations on large numbers much easier than, say, roman numerals. It is fundamental to the binary representation used by digital computers.
  • prices and incomes policy — voluntary or statutory regulation of the level of increases in prices and incomes
  • principal nursing officer — a grade of nurse concerned with administration in the British National Health Service
  • principle of least action — the principle that motion between any two points in a conservative dynamical system is such that the action has a minimum value with respect to all paths between the points that correspond to the same energy
  • process design language 2 — (language)   (PDL2) A language developed for the Texas Instruments ASC computer.
  • profit and loss statement — A profit and loss statement is a statement that is compiled at the end of a financial year showing that year's revenue and expense items and indicating gross and net profit or loss.
  • progressive federal party — a political party, formed in 1977 by a merger between the Progressive Party and members of the United Party, supporting qualified franchise for all South Africans irrespective of race, colour, or creed; merged with other parties in 1989 to form the Democratic Party
  • psychiatric social worker — (in Britain) a qualified person who works with mentally-ill people and their families, based in a psychiatric hospital, child guidance clinic, or social services department area team, and who may also be an approved social worker
  • 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
  • raise (or lower) the bar — raise (or lower) the standard of judgment
  • ram's-head lady's-slipper — a rare, slender-stemmed orchid, Cypripedium arietinum, of northeastern North America, that has crimson-streaked, whitish-lipped flowers with purple sepals and grows in moist soil.
  • 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.
  • really simple syndication — Rich Site Summary
  • referentially transparent — referential transparency
  • regimental sergeant major — the senior Warrant Officer I in a British or Commonwealth regiment or battalion, responsible under the adjutant for all aspects of duty and discipline of the warrant officers, NCOs, and men
  • ruffle someone's feathers — one of the horny structures forming the principal covering of birds, consisting typically of a hard, tubular portion attached to the body and tapering into a thinner, stemlike portion bearing a series of slender, barbed processes that interlock to form a flat structure on each side.
  • saddle block (anesthesia) — a method of spinal anesthesia, often used during obstetric delivery, that produces anesthesia in that area of the body that would be in contact with a saddle during horseback riding
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