22-letter words containing a, p, i, r, y
- parliamentary election — an election to select the members of a national parliament
- paroxysmal tachycardia — tachycardia that begins and subsides suddenly.
- 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.
- physiographic province — a geographic region in which climate and geology have given rise to an array of landforms different from those of surrounding regions.
- picture of dorian gray — a novel (1891) by Oscar Wilde.
- pizza delivery service — a service whereby a pizza restaurant delivers pizzas to customers who order by telephone
- planetary transmission — A planetary transmission is a special form of geared drive in which the input and output shafts are on the same axis.
- plastic pin grid array — (hardware, processor) (PPGA) The package used for certain Intel Celeron processors. PPGA processors fit into Socket 370 motherboard sockets. The Plastic Pin Grid Array packaging is similar to that used on Pentium processors. The silicon core is covered by a heat slug that faces down toward the motherboard. The Celeron 300A to the 533 use a PPGA package. The Celeron 566 onward use a FC-PGA package. Celeron processors are also available in Slot 1 SEPP packaging.
- play one's cards right — a usually rectangular piece of stiff paper, thin pasteboard, or plastic for various uses, as to write information on or printed as a means of identifying the holder: a 3″ × 5″ file card; a membership card.
- 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.
- 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.
- preestablished harmony — (in the philosophy of Leibnitz) synchronous operation of all monads, since their simultaneous creation, in accordance with the preexisting plan of God.
- 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).
- private-equity company — an organization that uses private equity to gain control of and manage companies
- probationary assistant — a teacher in the first probationary years
- 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.
- 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
- prothonotary apostolic — a member of the first college of prelates of the Roman Curia.
- psychological thriller — book, movie: suspense story
- pulmonary tuberculosis — tuberculosis of the lungs.
- 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.
- 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.
- sapir-whorf hypothesis — a theory developed by Edward Sapir and Benjamin Lee Whorf that states that the structure of a language determines or greatly influences the modes of thought and behavior characteristic of the culture in which it is spoken.
- 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).
- saturday night special — a cheap, small-caliber handgun that is easily obtainable and concealable.
- saturday-night special — a cheap, small-caliber handgun that is easily obtainable and concealable.
- schachter's hypothesis — (web) The observation that "Given two unrelated technical terms, an Internet search engine will retrieve only résumés". This was first formulated by Joshua Eli Schachter in about 1998, while poring over the uniformly irrelevant pages that resulted from a search he'd run on "+Perl +MAPI" in Altavista.
- special delivery stamp — a stamp of special design, having a value indicating an extra fee in addition to the regular postage, and affixed to an item of mail to ensure its special delivery.
- spectrophotometrically — an instrument for making photometric comparisons between parts of spectra.
- spectroscopic analysis — the use of spectroscopy in determining the chemical or physical constitution of substances
- spherical trigonometry — the branch of trigonometry that deals with spherical triangles.
- spinal accessory nerve — accessory nerve.
- subjective probability — a measure or estimate of the degree of confidence one may have in the occurrence of an event, defined by subjective criteria
- subornation of perjury — the offense of bribing or otherwise persuading another to commit perjury.
- supplementary question — a question asked in Parliament by an MP during Questions to the Prime Minister
- temporal lobe epilepsy — a type of seizure disorder produced by abnormal electric discharges in the temporal lobe of the brain, characterized by the occurrence of any of a variety of auras followed by a brief loss of consciousness with accompanying repetitive, automatic movements.
- temporal-lobe epilepsy — a type of seizure disorder produced by abnormal electric discharges in the temporal lobe of the brain, characterized by the occurrence of any of a variety of auras followed by a brief loss of consciousness with accompanying repetitive, automatic movements.
- temporary life annuity — an annuity that ceases upon the death of the annuitant or upon the expiration of a period of time, whichever occurs first.
- time-lapse photography — the photographing on motion-picture film of a slow and continuous process, as the growth of a plant, at regular intervals, especially by exposing a single frame at a time, for projection at a higher speed.
- transition probability — the probability of going from a given state to the next state in a Markov process.
- unemployment insurance — a government program that provides a limited number of payments to eligible workers who are involuntarily unemployed.
- united empire loyalist — any of the American colonists who settled in Canada during or after the War of American Independence because of loyalty to the British Crown
- video display terminal — Computers. a computer terminal consisting of a screen on which data or graphics can be displayed. Abbreviation: VDT.
- white australia policy — an unofficial term for an immigration policy designed to restrict the entry of non-White people into Australia
- yosemite national park — a national park in E California. 1182 sq. mi. (3060 sq. km).