22-letter words containing p, a, r, o
- personal relationships — relationships between people, especially those between friends, lovers and family members
- 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.
- planck's radiation law — the law that energy associated with electromagnetic radiation, as light, is composed of discrete quanta of energy, each quantum equal to Planck's constant times the corresponding frequency of the radiation: the fundamental law of quantum mechanics.
- planetary transmission — A planetary transmission is a special form of geared drive in which the input and output shafts are on the same axis.
- 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.
- 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.
- poor richard's almanac — an almanac (1732–58) written and published by Benjamin Franklin.
- portable standard lisp — (language) (PSL) A dialect of Lisp from Utah University. PSL is available as a kit for 68000 and also runs on VAX. It compiles Lisp to C-code virtual machine language.
- portuguese east africa — former name of Mozambique (def 1).
- portuguese west africa — a republic in SW Africa: formerly an overseas province of Portugal; gained independence Nov. 11, 1975. 481,226 sq. mi. (1,246,375 sq. km). Capital: Luanda.
- 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.
- potassium-argon dating — a method for estimating the age of a mineral or rock, based on measurement of the rate of decay of radioactive potassium into argon.
- preestablished harmony — (in the philosophy of Leibnitz) synchronous operation of all monads, since their simultaneous creation, in accordance with the preexisting plan of God.
- price variation clause — a clause in a contract allowing the seller to vary the selling price under certain conditions
- primate of all england — a title of the archbishop of Canterbury.
- prince of wales island — the largest island in the Alexander Archipelago, in SE Alaska. 1500 sq. mi. (3990 sq. km).
- 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
- 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.
- 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
- program transformation — The systematic development of efficient programs from high-level specifications by meaning-preserving program manipulations. Also known as optimisation. See fusion, loop combination, peephole optimisation, register allocation, tupling, unfold/fold.
- 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.
- progressive participle — present participle.
- pronunciation spelling — a spelling intended to match a certain pronunciation more closely than the traditional spelling does, as gonna for going to , kinda for kind of (meaning “rather”), git for get , or lite for light.
- propositional attitude — a relation between a person and a proposition, such as belief, desire, intention, etc
- propositional calculus — propositional logic
- propositional function — sentential function.
- protestant reformation — reformation (def 2).
- prothonotary apostolic — a member of the first college of prelates of the Roman Curia.
- psychological thriller — book, movie: suspense story
- public domain software — public domain
- pulmonary tuberculosis — tuberculosis of the lungs.
- pure food and drug act — a law passed in 1906 to remove harmful and misrepresented foods and drugs from the market and regulate the manufacture and sale of drugs and food involved in interstate trade.
- put sth out to pasture — If you put animals out to pasture, you move them out into the fields so they can eat the grass.
- 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.
- reactive schizophrenia — a type of schizophrenia of rapid onset and brief duration that occurs in response to environmental factors.
- received pronunciation — the pronunciation of British English considered to have the widest geographical distribution and the fewest regional peculiarities, originally the pronunciation of educated speakers in southern England and traditionally that used in the public schools and at Oxford and Cambridge universities, adopted by many speakers elsewhere in England and widely used in broadcasting. Abbreviation: RP.
- recreational therapist — someone who specializes in therapy by means of recreational activities engaged in by the patient
- relationship marketing — a marketing strategy in which a company seeks to build long-term relationships with its customers by providing consistent satisfaction
- reliable data protocol — (protocol) (RDP) A protocol designed to provide a reliable data transport service for packet-based applications such as remote loading and debugging. RDP is intended to be simple to implement but still be efficient in environments where there may be long transmission delays and loss or non-sequential delivery of message segments. RDP is defined in RFC 908.