17-letter words containing o, r, a, i, u
- palace revolution — a challenge to or overthrow of a sovereign or other leader by members of the ruling family or group.
- particularization — to make particular.
- per procurationem — by one acting as an agent; by proxy.
- perforation gauge — a marked ruler used to measure the number of perforations per unit length along the borders of a stamp.
- permutation group — a mathematical group whose elements are permutations and in which the product of two permutations is the same permutation as is obtained by performing them in succession.
- pernicious anemia — Pernicious anemia is a very severe blood disease.
- personal equation — the tendency to personal bias that accounts for variation in interpretation or approach and for which allowance must be made.
- perspicaciousness — having keen mental perception and understanding; discerning: to exhibit perspicacious judgment.
- phonological rule — an operation in generative phonology that substitutes one sound or class of sounds for another in a phonological derivation.
- phototherapeutics — the branch of therapeutics that deals with the curative use of light rays.
- pinpoint accuracy — extreme accuracy
- point of purchase — designating or in use at a retail outlet where an item can be purchased; point-of-sale: point-of-purchase displays to entice the buyer.
- point-of-purchase — designating or in use at a retail outlet where an item can be purchased; point-of-sale: point-of-purchase displays to entice the buyer.
- police procedural — a mystery novel, film, or television drama that deals realistically with police work.
- political refugee — a person who has fled from a homeland because of political persecution.
- polyvinyl butyral — a white, water-insoluble, polyvinyl acetal made with butyraldehyde, used chiefly as an interlayer in the manufacture of safety glass.
- portuguese guinea — former name of Guinea-Bissau.
- poststructuralism — a variation of structuralism, often seen as a critique, emphasizing plurality of meaning and instability of concepts that structuralism uses to define society, language, etc.
- postural drainage — a therapy for clearing congested lungs by placing the patient in a position for drainage by gravity, often accompanied by percussion with hollowed hands.
- potassium bromate — a white, crystalline, water-soluble powder, KBrO 3 , used chiefly as an oxidizing agent and as an analytical reagent.
- potassium bromide — a white, crystalline, water-soluble powder, KBr, having a bitter saline taste: used chiefly in the manufacture of photographic papers and plates, in engraving, and in medicine as a sedative.
- potassium nitrate — a crystalline compound, KNO 3 , produced by nitrification in soil, and used in gunpowders, fertilizers, and preservatives; saltpeter; niter.
- pre-authorization — the act of authorizing.
- pre-communication — the act or process of communicating; fact of being communicated.
- pre-configuration — the relative disposition or arrangement of the parts or elements of a thing.
- pre-qualification — a quality, accomplishment, etc., that fits a person for some function, office, or the like.
- pre-revolutionary — of, pertaining to, characterized by, or of the nature of a revolution, or a sudden, complete, or marked change: a revolutionary junta.
- prerogative court — a former ecclesiastical court in England and Ireland for the trial of certain testamentary cases.
- primary education — junior, elementary schooling
- prison population — all the people who are confined in prison
- private education — education provided by a private individual or organization, rather than by the state or a public body
- probability curve — a curve that describes the distribution of probability over the values of a random variable.
- procurator fiscal — In the Scottish legal system, the procurator fiscal is a public official who puts people on trial.
- product liability — the responsibility of a manufacturer for injury or loss caused by its product.
- production values — the quality of a media production (such as a film) in regards to elements such as colours, quality, style, etc
- professional foul — In football, if a player commits a professional foul, they deliberately do something which is against the rules in order to prevent another player from scoring a goal.
- programming fluid — (jargon) (Or "wirewater") Coffee, unleaded coffee (decaffeinated), Cola, or any caffeinacious stimulant. Many hackers consider these essential for those all-night hacking runs.
- prostatic utricle — a small pouch near the prostate gland that opens into the urethra.
- prusso-danish war — a war of 1864 between Prussia and Denmark by which Denmark lost Schleswig-Holstein.
- pseudo-aggressive — characterized by or tending toward unprovoked offensives, attacks, invasions, or the like; militantly forward or menacing: aggressive acts against a neighboring country.
- pseudo-democratic — pertaining to or of the nature of democracy or a democracy.
- pseudo-historical — of, pertaining to, treating, or characteristic of history or past events: historical records; historical research.
- pseudo-moralistic — a person who teaches or inculcates morality.
- psychotherapeutic — psychotherapy.
- pull your head in — be quiet!
- purple of cassius — a purple pigment precipitated as a sol by the interaction of gold chloride and a solution of stannic acid and stannous chloride: used chiefly in the manufacture of ruby glass, ceramic glazes, and enamels.
- put in a word for — to make favourable mention of (someone); recommend
- put into practice — If you put a belief or method into practice, you behave or act in accordance with it.
- pyroligneous acid — a yellowish, acidic, water-soluble liquid, containing about 10 percent acetic acid, obtained by the destructive distillation of wood: used for smoking meats.
- pyrosulfuric acid — a strong, crystalline acid, H2S2O7, prepared commercially as a heavy, oily, fuming liquid: used in making explosives and dyes, as a sulfating agent, etc.