17-letter words containing p, a, t, r, o
- platinic chloride — chloroplatinic acid.
- pocket calculator — an electronic calculator small enough to be carried on one's person.
- pocket dictionary — a small portable dictionary
- 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 reyes lilac — a prostrate shrub, Ceanothus gloriosus, of southern California, having leathery, roundish leaves and purplish or deep-blue flowers.
- 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.
- polar continental — a type of cold, dry air mass originating at high latitudes over land areas
- polar coordinates — Usually, polar coordinates. one of two coordinates used to locate a point in a plane by the length of its radius vector and the angle this vector makes with the polar axis (polar angle)
- polarizing filter — a camera lens filter used to control the plane of polarization of light entering the lens.
- police department — A police department is an official organization which is responsible for making sure that people obey the law.
- political liberty — the right to express oneself freely and effectually regarding the conduct, makeup, and principles of the government under which one lives.
- political refugee — a person who has fled from a homeland because of political persecution.
- polyacrylonitrile — a polymer of acrylonitrile used in the manufacture of Orlon and other synthetic textiles.
- polyvinyl butyral — a white, water-insoluble, polyvinyl acetal made with butyraldehyde, used chiefly as an interlayer in the manufacture of safety glass.
- popular etymology — folk etymology.
- port orford cedar — a tall tree, Chamaecyparis lawsoniana, of coastal Oregon, having flattened, scalelike foliage and wood highly valued as timber.
- portable computer — (computer) (Commonly, "laptop") A portable personal computer you can carry with one hand. Some laptops run so hot that it would be quite uncomforable to actually use them on your lap for long. The term "notebook" is often used to describe these, though it also implies a low weight (less than 2kg). A "luggable" is one you could carry in one hand but is so heavy you wouldn't want to. One that can by easily operated while held in one hand is a "palmtop". The computer considered by most historians to be the first true portable computer was the Osborne 1 but see the link below for other contenders.
- porterhouse steak — large cut of beef loin
- portfolio manager — a person employed by others to make investments for them
- portmanteau morph — a phonological unit of more than one morpheme, as French au to (him) from a to + le masculine article, which realizes a preposition and the definite article; a single morph that is analyzed as representing two underlying morphemes.
- portuguese guinea — former name of Guinea-Bissau.
- positive polarity — the grammatical characteristic of a word or phrase, such as delicious or rather, that may normally only be used in a semantically or syntactically positive or affirmative context
- post-and-rail tea — (in the 19th century) a coarse tea in which floating particles resembled a post-and-rail fence
- postal stationery — an envelope, postal card, wrapper, or aérogramme, with the stamp printed directly on the paper.
- postbaccalaureate — bachelor's degree.
- 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.
- posttranslational — Genetics, Biochemistry. occurring after the synthesis of a polypeptide chain.
- 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.
- potato leafhopper — any of various leafhoppers that are serious pests, damaging a wide variety of cultivated and wild plants, especially potatoes.
- potential divider — a resistor or series of resistors connected to a voltage source and used to provide voltages that are fractions of that of the source.
- poulter's measure — a metrical pattern using couplets having the first line in iambic hexameter, or 12 syllables, and the second in iambic heptameter, or 14 syllables.
- powder metallurgy — the art or science of manufacturing useful articles by compacting metal and other powders in a die, followed by sintering.
- power of attorney — a written document given by one person or party to another authorizing the latter to act for the former.
- pre-authorization — the act of authorizing.
- pre-communication — the act or process of communicating; fact of being communicated.
- pre-concentration — the act of concentrating; the state of being concentrated.
- pre-configuration — the relative disposition or arrangement of the parts or elements of a thing.
- pre-incorporation — the act of incorporating or the state of being incorporated.
- pre-investigation — the act or process of investigating or the condition of being investigated.
- pre-manifestation — an act of manifesting.
- pre-modifications — an act or instance of modifying.
- 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.
- pre-technological — of or relating to technology; relating to science and industry.
- prealternate molt — the molt by which many birds replace only some and rarely all of the feathers assumed at the prebasic molt, usually occurring prior to breeding.
- precision casting — investment casting.
- predatory pricing — If a company practises predatory pricing, it charges a much lower price for its products or services than its competitors in order to force them out of the market.