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26-letter words containing p, t, e

  • law of multiple proportion — the statement that where two elements can combine to form more than one compound, the ratio by weight of one element to a given weight of the second is usually a small whole number.
  • macintosh operating system — (operating system)   (Mac OS) Apple Computer, Inc.'s proprietary operating system for their Macintosh family of personal computers. The part of the operating system that simulates the desktop is called "Finder." The multitasking version of Finder was called "MultiFinder" until multitasking was integrated into the core of the OS with the introduction of System 7.0 in 1990. The Macintosh series provides a built-in graphics language, called "QuickDraw", which provides a standard for software developers. Mac OS 8, scheduled for delivery in July 1997, included new human-interface features, increased system stability and performance, a PowerPC processor-native Finder, tighter integration of Internet access through panel-based "assistants," Personal Web Sharing and the ability to run Java applets and programs through Mac OS Run Time for Java. Version 9.2 was the last version of the bespoke Mac OS. The next version, Mac OS X is quite different, being based on Unix. See also Macintosh file system, Macintosh user interface.
  • mainstream corporation tax — (in Britain) the balance of the corporation tax formerly paid by a company for an accounting period after the advance corporation tax had been deducted
  • mammoth cave national park — a national park in central Kentucky: limestone caverns with onyx formations, stalagmites, and stalactites. 79 sq. mi. (205 sq. km).
  • many-worlds interpretation — an interpretation of quantum mechanics based on the idea that every possible event exists in its own world
  • master chief petty officer — a noncommissioned rank above a senior chief petty officer. Abbreviation: MCPO.
  • mecklenburg-west pomerania — a state of NE Germany, along the Baltic coast: consists of the former state of Mecklenburg and those parts of W Pomerania not incorporated into Poland after World War II: part of East Germany until 1990. Pop: 1 732 000 (2003 est)
  • methylene dioxyamphetamine — Pharmacology. MDA.
  • metropolitan museum of art — the principal museum in New York City: founded in 1870 and housed in its present premises in Central Park since 1880
  • micronetics standard mumps — (MSM) A version of MUMPS for the IBM PC RT and R6000.
  • minister without portfolio — a minister of state who is not appointed to any specific department in a government.
  • monobasic sodium phosphate — Chemistry. sodium phosphate (def 1).
  • monochrome display adapter — (hardware, graphics)   (MDA) One of IBM's earliest hardware video display standards for use in IBM PC. MDA can display only monochrome 80*25 text (IBM PC video mode 7). It is now obsolete.
  • national merit scholarship — one of some 6000 college scholarships awarded annually since 1956, by the nonprofit, grant-supported National Merit Scholarship Corporation, to high-school students (National Merit Scholars) on the basis of scholastic record, personal character, and score on a test administered nationally.
  • national progressive party — Progressive party (def 1).
  • new business profit margin — A new business profit margin is a system used by insurers to measure the cost of and profit from writing new policies.
  • not touch with a bargepole — to refuse to have anything to do with
  • obscene publications squad — a division of the police force which deals with illegal books, pictures, or films which are judged obscene because they deal with sex or violence in a way that is considered offensive to the general public
  • official production system — (language)   (OPS) The first production system (i.e. rule based) programming language, developed at CMU in 1970 and used for building expert systems. OPS was originally written in Franz Lisp and later ported to other LISP dialects.
  • on demand: usu phr after v — If something is available or happens on demand, you can have it or it happens whenever you want it or ask for it.
  • on the tip of one's tongue — Anatomy. the usually movable organ in the floor of the mouth in humans and most vertebrates, functioning in eating, in tasting, and, in humans, in speaking.
  • open database connectivity — (standard, database)   (ODBC) A standard for accessing different database systems. There are interfaces for Visual Basic, Visual C++, SQL and the ODBC driver pack contains drivers for the Access, Paradox, dBase, Text, Excel and Btrieve databases. An application can submit statements to ODBC using the ODBC flavor of SQL. ODBC then translates these to whatever flavor the database understands. ODBC 1.0 was released in September 1992. ODBC is based on Call-Level Interface and was defined by the SQL Access Group. Microsoft was one member of the group and was the first company to release a commercial product based on its work (under Microsoft Windows) but ODBC is not a Microsoft standard (as many people believe). ODBC drivers and development tools are available now for Microsoft Windows, Unix, OS/2, and Macintosh.
  • open document architecture — (standard)   (ODA) ISO standard (8613) for describing documents. It allows text, graphics, and facsimile documents to be transferred between different systems.
  • open the door to something — If someone or something opens the door to a good new idea or situation, they introduce it or make it possible.
  • paraconsistent probability — (logic)   A notion introduced by Florentin Smarandache: The probability (T, I, F) that an event occurs is calculated from different sources which may be contradictory or may overlap information; here T, I, F are real subsets representing the truth, indeterminacy, and falsity percentages respectively, and n_sup = sup(T)+sup(I)+sup(F) > 100. See neutrosophic probability
  • parent teacher association — an organization of teachers and the parents of their students, as within a public school, to promote mutual understanding and to increase the effectiveness of the educational program. Abbreviation: PTA, P.T.A.
  • parent-teacher association — an organization of teachers and the parents of their students, as within a public school, to promote mutual understanding and to increase the effectiveness of the educational program. Abbreviation: PTA, P.T.A.
  • pellagra-preventive factor — nicotinic acid or its amide, nicotinamide, being the vitamin-B-complex members that serve to prevent pellagra.
  • period-luminosity relation — the relationship between the period of light variation and of the absolute magnitude of Cepheid variable stars.
  • permanent health insurance — a form of insurance that provides up to 75 per cent of a person's salary, until retirement, in case of prolonged illness or disability
  • personal digital assistant — a handheld computer, often pen-based, that provides especially organizational software, as an appointment calendar, and communications hardware, as a fax modem. Abbreviation: PDA.
  • phenylethylbarbituric acid — phenobarbital.
  • physical transport network — (communications)   (PTN) The actual hardware through which data transfer devices are connected.
  • pick up the threads of sth — If you pick up the threads of an activity, you start it again after an interruption. If you pick up the threads of your life, you become more active again after a period of failure or bad luck.
  • pin the tail on the donkey — a children's party game in which a blindfolded player, holding a paper tail, is turned around several times before a large picture of a tailless donkey that the player then attempts to locate in order to pin the tail in place.
  • plain old telephone system — Public Switched Telephone Network
  • pokémon exception handling — (programming, humour)   A humourous term for a try-catch exception handling construct with no constraint on which exceptions will be caught, for when you just "Gotta Catch 'Em All." (a slogan used in the Pokémon media empire). Pokémon is a trademark of the Pokémon Company of Japan.
  • political action committee — A political action committee is an organization which campaigns for particular political policies, and that gives money to political parties or candidates who support those policies. The abbreviation PAC is also used.
  • portable forth environment — (language)   (PFE) A highly portable Forth development system based on the ANSI standard for Forth, by Dirk-Uwe Zoller of FHT, Mannheim, Germany. PFE aims to be correct, complete, usable, and simple but it isn't optimised for speed. It supports all dpANS word sets. It runs on Linux, RS/6000, and HP-UX. E-mail: Guido Draheim <[email protected]>.
  • post hoc, ergo propter hoc — after this, therefore because of this
  • post-and-beam construction — wall construction in which beams rather than studs are used to support heavy posts.
  • postprandial thermogenesis — the rate at which food is broken down after a meal and used by your body
  • pour encourager les autres — in order to encourage the others: often used ironically
  • powerpc reference platform — PowerPC Platform
  • primary sex characteristic — any of the body structures directly concerned in reproduction, as the testes, ovaries, and external genitalia.
  • prince henry the navigator — Prince, 1394–1460, prince of Portugal.
  • principle of superposition — any of several physical laws that the resultant of similar vector quantities at a point is a function of the sum of the individual quantities, especially the law that the displacement at a point in a medium undergoing simple harmonic motion is equal to the sum of the displacements of each individual wave.
  • private finance initiative — (in Britain) a government scheme to encourage private investment in public projects
  • privately held corporation — A privately held corporation is a company whose shares cannot be bought by the general public.
  • professional office system — (messaging)   (PROFS) An office messaging system from IBM, used worldwide, mainly on IBM mainframes.
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