17-letter words containing a, c, e, p, o, i
- phototherapeutics — the branch of therapeutics that deals with the curative use of light rays.
- photovoltaic cell — a photocell in which an electromotive force is generated by a photovoltaic effect.
- pietro da cortona — Pietro da [pye-traw dah] /ˈpyɛ trɔ dɑ/ (Show IPA), (Pietro Berrettini) 1596–1669, Italian painter and architect.
- pitot-static tube — a device combining a Pitot tube with a static tube: used to measure airspeed.
- plastic explosive — a puttylike substance that contains an explosive charge, and is detonated by fuse or by remote control: used especially by terrorists and in guerrilla warfare.
- platinic chloride — chloroplatinic acid.
- pocket battleship — a small heavily armed and armored warship serving as a battleship because of limitations imposed by treaty.
- 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)
- police department — A police department is an official organization which is responsible for making sure that people obey the law.
- police procedural — a mystery novel, film, or television drama that deals realistically with police work.
- polioencephalitis — a disease characterized by inflammation of the gray matter of the brain.
- political economy — a social science dealing with political policies and economic processes, their interrelations, and their influence on social institutions.
- 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.
- political science — a social science dealing with political institutions and with the principles and conduct of government.
- polyacrylonitrile — a polymer of acrylonitrile used in the manufacture of Orlon and other synthetic textiles.
- polyadenylic acid — a homopolymer of adenylic acid enzymatically added to messenger RNA in eukaryotic cells to inhibit the hydrolytic breakdown of messenger RNA.
- polyvinyl acetate — a colorless, odorless, nontoxic, transparent, thermoplastic, water-insoluble resin used as an adhesive in certain paints and as an intermediate in the synthesis of polyvinyl acetal and polyvinyl alcohol.
- positive feedback — Electronics. the process of returning part of the output of a circuit, system, or device to the input, either to oppose the input (negative feedback) or to aid the input (positive feedback) acoustic feedback.
- potassium acetate — a white, crystalline, deliquescent, water-soluble powder, KC 2 H 3 O 2 , used chiefly as a reagent in analytical chemistry.
- potassium cyanide — a white, granular, water-soluble, poisonous powder, KCN, having a faint almondlike odor, used chiefly in metallurgy and photography.
- prairie provinces — the Canadian provinces of Manitoba, Saskatchewan, and Alberta, which lie in the N Great Plains region of North America: the chief wheat and petroleum producing area of Canada
- 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-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-technological — of or relating to technology; relating to science and industry.
- 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.
- prefect apostolic — the administrator, usually below the rank of bishop, in charge of a prefecture apostolic.
- prerogative court — a former ecclesiastical court in England and Ireland for the trial of certain testamentary cases.
- presentation copy — a copy of a book given by the publisher or author
- press association — an organization formed for the purpose of gathering news for transmittal to its members. Compare news agency.
- primary education — junior, elementary schooling
- primary processes — the generally unorganized mental activity characteristic of the unconscious and occurring in dreams, fantasies, and related processes.
- private education — education provided by a private individual or organization, rather than by the state or a public body
- pro forma invoice — an invoice issued before an order is placed or before the goods are delivered giving all the details and the cost of the goods
- probability curve — a curve that describes the distribution of probability over the values of a random variable.
- probation officer — an officer who investigates and reports on the conduct of offenders who are free on probation.
- production values — the quality of a media production (such as a film) in regards to elements such as colours, quality, style, etc
- proficiency badge — an insignia or device granted by the Girl Scouts and worn especially on a uniform to indicate special achievement.
- propanedioic acid — a colourless crystalline compound occurring in sugar beet. Formula: C3H4O4,CH2(COOH)2
- prostatic utricle — a small pouch near the prostate gland that opens into the urethra.