24-letter words containing p, o, r, l
- particulate fluidization — Particulate fluidization is a condition when particles in a fluidized bed are individually suspended.
- passive balance of trade — a negative balance of trade
- people's liberation army — See under Huk (def 1).
- permeability coefficient — the volume of an incompressible fluid that will flow in unit time through a unit cube of a porous substance across which a unit pressure difference is maintained
- phosphorus sesquisulfide — (not in scientific use) a yellow, crystalline, flammable substance, P 4 S 3 , insoluble in cold water and decomposed by hot water: used chiefly in organic synthesis and in the manufacture of matches.
- photomechanical transfer — a method of producing photographic prints or offset printing plates from paper negatives by a chemical transfer process rather than by exposure to light
- physiological atmosphere — ecosphere.
- plantation walking horse — one of a breed of saddle horses developed largely from Standardbred and Morgan stock.
- pluck sth out of the air — If you say that someone plucks a figure, name, or date out of the air, you mean that they say it without thinking much about it before they speak.
- polish people's republic — former name of Poland.
- polychlorinated biphenyl — PCB.
- polymer matrix composite — A polymer matrix composite is a material consisting of a composite made stronger by adding fibers or particles to it.
- port address translation — (networking) (PAT) A function provided by some routers which allows hosts on a LAN to communicate with the rest of a network (such as the Internet) without revealing their own private IP address. All outbound packets have their IP address translated to the routers external IP address. Replies come back to the router which then translates them back into the private IP address of the original host for final delivery. Compare SOCKS.
- portable document format — (file format) (PDF) The native file format for Adobe Systems' Acrobat. PDF is the file format for representing documents in a manner that is independent of the original application software, hardware, and operating system used to create those documents. A PDF file can describe documents containing any combination of text, graphics, and images in a device-independent and resolution independent format. These documents can be one page or thousands of pages, very simple or extremely complex with a rich use of fonts, graphics, colour, and images.
- portable scheme debugger — (PSD) A package for source code debugging of R4RS-compliant Scheme under GNU Emacs by Kellom ?ki Pertti <[email protected]>. Version 1.1. Distributed under GNU GPL. It works with scm, Elk and Scheme->C.
- potassium cobaltinitrite — a yellow, crystalline, slightly water-soluble powder, K 3 Co(NO 2) 6 , used as a pigment in oil and watercolor paints, and for coloring surfaces of glass, porcelain, etc.
- privileged communication — a communication that one cannot legally be compelled to divulge, as that to a lawyer from a client
- probability distribution — a distribution of all possible values of a random variable together with an indication of their probabilities.
- professional association — a body of persons engaged in the same profession, formed usually to control entry into the profession, maintain standards, and represent the profession in discussions with other bodies
- professional corporation — a corporation formed by one or more licensed practitioners, especially medical or legal, to operate their practices on a corporate plan. Abbreviation: PC, P.C.
- professional programming — paranoid programming
- program information file — (file format) Under Windows, a file providing information on how a non-Windows application program should be run, including how much memory should be allocated to it and what graphics interface it requires.
- programmable array logic — (hardware) (PAL) A family of fuse-programmable logic integrated circuits originally developed by MMI. Registered or combinatorial output functions are modelled in a sum of products form. Each output is a sum (logical or) of a fixed number of products (logical and) of the input signals. This structure is well suited for automatic generation of programming patterns by logic compilers. PAL devices are programmed by blowing the fuses permanently using overvoltage. Today, more complex devices based on the same original architecture are available (CPLD's for Complex PLD's) that incorporate the equivalent of several original PAL chips. PAL chips are, however, still popular due to their high speed.
- progressive assimilation — assimilation in which a preceding sound has an effect on a following one, as in shortening captain to cap'm rather than cap'n.
- psychopathic personality — an antisocial personality characterized by the failure to develop any sense of moral responsibility and the capability of performing violent or antisocial acts
- public international law — Also called public law. the law governing the legal relations between independent states or nations and, increasingly, between these and individuals.
- public relations officer — a person who is responsible for communications with the public
- pure functional language — purely functional language
- rapid eye movement sleep — REM sleep.
- rational-emotive therapy — a form of therapy in which a patient is asked to reject irrational attitudes and assumptions in order to deal effectively with stressful situations.
- reciprocal translocation — an exchange of segments between two nonhomologous chromosomes.
- recommended retail price — the selling price of a product officially suggested by a manufacturer to a retailer
- repondez s'il vous plait — Répondez s'il vous plait
- republic of south africa — Republic of, a country in S Africa; member of the Commonwealth of Nations until 1961. 472,000 sq. mi. (1,222,480 sq. km). Capitals: Pretoria and Cape Town.
- research and development — the part of a commercial company's activity concerned with applying the results of scientific research to develop new products and improve existing ones
- responsibility allowance — payment made to somebody who has special responsibilities
- rose-coloured spectacles — If you look at a person or situation through rose-coloured glasses or rose-tinted glasses, you see only their good points and therefore your view of them is unrealistic. In British English, you can also say that someone is looking through rose-coloured spectacles.
- scalable vector graphics — (graphics, web) A W3C standard for vector graphics, based on XML.
- self-fulfilling prophecy — a prophecy that comes true because of the expectation that it will
- serial interface adaptor — (SIA) The Ethernet driver chip used on a Filtabyte Ethernet card.
- shenandoah national park — a national park in N Virginia, including part of the Blue Ridge mountain range. 302 sq. mi. (782 sq. km).
- single european currency — the official currency, also known as the Euro, of some of the members of the European Union
- single person supplement — an additional sum of money that a hotel charges for one person to stay in a room meant for two people
- skeleton in the cupboard — a scandalous fact or event in the past that is kept secret
- slop oil recovery system — A slop oil recovery system is a method and the equipment used for cleaning and disposing of mixtures of oil, chemicals, and water from various sources in a refinery or oilfield.
- socialist workers' party — one of the biggest extreme left wing parties in Britain
- special development area — an area earmarked for special development by the government
- stratified random sample — a random sample of a population in which the population is first divided into distinct subpopulations, or strata, and random samples are then taken separately from each stratum.
- sulphur-crested cockatoo — a large Australian white parrot, Kakatoe galerita, with a yellow erectile crest
- telephony user interface — (communications) (TUI) Either a software interface to telephony (e.g. a phone-capable PC) or a DTMF-based interface to software (e.g. voicemail).