22-letter words containing e, m, p
- parliamentary election — an election to select the members of a national parliament
- particular affirmative — a proposition of the form “Some S is P.” Symbol: I.
- passive matrix display — (hardware) A type of liquid crystal display which relies on persistence to maintain the state of each display element (pixel) between refresh scans. The resolution of such displays is limited by the ratio between the time to set a pixel and the time it takes to fade. Contrast active matrix display.
- percussive maintenance — (jargon) The fine art of whacking a device to get it working, possibly using a fine adjuster.
- philip the magnanimous — 1504–67, German prince; landgrave of Hesse (1509–67). He helped to crush (1525) the Peasants' Revolt and formed (1531) the League of Schmalkaden, an alliance of German Protestant rulers
- planetary transmission — A planetary transmission is a special form of geared drive in which the input and output shafts are on the same axis.
- pneumocystis pneumonia — a pulmonary infection caused by the protozoan Pneumocystis carinii, occurring as an opportunistic disease in persons with impaired immune systems, as AIDS victims. Abbreviation: PCP.
- point of sale terminal — the store, dealer, or other retail outlet where an item is sold: from manufacturer to point-of-sale.
- point-of-sale terminal — the store, dealer, or other retail outlet where an item is sold: from manufacturer to point-of-sale.
- polymyalgia rheumatica — a chronic inflammatory disease, common among older persons, characterized by recurrent episodes of muscle pain and stiffness, sometimes leading to cardiovascular complications or blindness.
- positive reinforcement — encouragement
- post office department — former name of United States Postal Service.
- postmortem examination — dissection and examination of a dead body to determine the cause of death
- potassium ferricyanide — a bright-red, crystalline, water-soluble, poisonous solid, K 3 Fe(CN) 6 , used chiefly in the manufacture of pigments, as Prussian blue, and of paper, especially blueprint paper.
- potassium ferrocyanide — a lemon-yellow, crystalline, water-soluble solid, K 4 Fe(CN) 6 ⋅3H 2 O, used chiefly in casehardening alloys having an iron base and in dyeing wool and silk.
- potassium permanganate — a very dark purple, crystalline, water-soluble solid, KMnO 4 , used chiefly as an oxidizing agent, disinfectant, laboratory reagent, and in medicine as an astringent and antiseptic.
- practice makes perfect — If you say 'practice makes perfect', you mean that it is possible to learn something or develop a skill if you practise enough. People often say this to encourage someone to keep practising.
- preestablished harmony — (in the philosophy of Leibnitz) synchronous operation of all monads, since their simultaneous creation, in accordance with the preexisting plan of God.
- pressure relief system — A pressure relief system is a device or method for reducing pressure in vessels, stages, or equipment when pressure has increased above a particular limit.
- preventive maintenance — (PM) To bring down a machine for inspection or test purposes. See provocative maintenance, scratch monkey.
- primary rate interface — (PRI) A type of ISDN connection. In North America and Japan, this consists of 24 channels, usually divided into 23 B channels and 1 D channel, and runs over the same physical interface as T1. Elsewhere the PRI has 31 user channels, usually divided into 30 B channels and 1 D channel and is based on the E1 interface. PRI is typically used for connections such as one between a PBX (private branch exchange, a telephone exchange operated by the customer of a telephone company) and a CO (central office, of the telephone company) or IXC (inter exchange carrier, a long distance telephone company).
- primate of all england — a title of the archbishop of Canterbury.
- principal ideal domain — a commutative integral domain with multiplicative identity in which every ideal is principal.
- private-equity company — an organization that uses private equity to gain control of and manage companies
- process cinematography — cinematography in which the main or foreground action or scene is superimposed on or combined with simulated or separately filmed background action or scenery to produce special visual effects.
- procurement department — the department of (a company, organization, etc) responsible for purchasing and buying
- productivity agreement — an agreement whereby the employees of an organization agree to changes which are intended to improve productivity in return for an increase in pay or other benefits
- programmed instruction — a progressively monitored, step-by-step teaching method, employing small units of information or learning material and frequent testing, whereby the student must complete or pass one stage before moving on to the next.
- protestant reformation — reformation (def 2).
- public domain software — public domain
- public limited company — A public limited company is the same as a public company. The abbreviation plc is used after such companies' names.
- pulmonary tuberculosis — tuberculosis of the lungs.
- punctuated equilibrium — theory of, Biology. a hypothesis holding that the evolution of species proceeds in a characteristic pattern of relative stability for long periods of time interspersed with much shorter periods during which many species become extinct and new species emerge. Also called punctuationalism. Compare gradualism (def 3).
- pyridostigmine bromide — a cholinesterase inhibitor, C 9 H 1 3 BrN 2 O 2 , used in its bromide form in the treatment of myasthenia gravis.
- rapid deployment force — a U.S. military organization consisting of one Marine division and four Army divisions, established in 1979 to respond quickly to any distant threat to national interests.
- raster image processor — (application, printer) (RIP) A device (usually hardware but can be software) that takes a Page Description Language description of a page and converts it into a bitmap for printing.
- relationship marketing — a marketing strategy in which a company seeks to build long-term relationships with its customers by providing consistent satisfaction
- replacement cost basis — Replacement cost basis is a method of valuing insured property in which the cost of replacing property is calculated without a reduction for depreciation.
- resettlement programme — a scheme that helps refugees to be settled in another place
- respond to a complaint — If you respond to a complaint, you answer a customer who expressed their dissatisfaction with something.
- revolutions per minute — (unit) (rpm, rarely: rotations per minute) A unit of angular velocity equal to 1/60 of a revolution per second.
- rheumatoid spondylitis — ankylosing spondylitis.
- rocky mountain juniper — a juniper, Juniperus scopulorum, of western North America, that yields a soft, reddish wood used for making fences, pencils, etc., and that is also grown as an ornamental.
- salt-marsh caterpillar — the fuzzy larva of a moth, Estigmene acrea, of North America, destructive to various crops.
- santiago de compostela — a city in and the capital of Chile, in the central part.
- sarcoplasmic reticulum — a system of membrane-bound tubules that surrounds muscle fibrils, releasing calcium ions during contraction and absorbing them during relaxation.
- satisfiability problem — A problem used as an example in complexity theory. It can be stated thus: Given a Boolean expression E, decide if there is some assignment to the variables in E such that E is true. A Boolean expression is composed of Boolean variables, (logical) negation (NOT), (logical) conjunction (AND) and parentheses for grouping. The satisfiability problem was the first problem to be proved to be NP-complete (by Cook).
- scalable sampling rate — (compression, standard, algorithm) (SSR) See, e.g., MPEG-4 AAC SSR.
- secondary spermatocyte — See under spermatocyte.
- semipalmated sandpiper — a common North American sandpiper, Calidris pusillus, having semipalmate feet.