17-letter words containing t, c, o, l
- police protection — protection from danger, crime etc given by the police force to a community, city etc
- 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.
- polystyrene chips — small pieces of polystyrene used for insulating or packing
- 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.
- 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.
- positive electron — positron.
- 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.
- 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.
- prefect apostolic — the administrator, usually below the rank of bishop, in charge of a prefecture apostolic.
- 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.
- product placement — Product placement is a form of advertising in which a company has its product placed where it can be clearly seen during a film or television programme.
- production values — the quality of a media production (such as a film) in regards to elements such as colours, quality, style, etc
- profile component — attainment targets in different subjects brought together for the general assessment of a pupil
- prostatic utricle — a small pouch near the prostate gland that opens into the urethra.
- prothoracic gland — either of a pair of endocrine glands in the anterior thorax of some insects, functioning to promote the series of molts from hatching to adulthood.
- protocol analyser — (communications, hardware, networking, testing, tool) Any device that captures and interprets the network traffic between two or more connected computer systems. The traffic can then be decoded so that it is possible to see what processes are occurring. By examining the flow of traffic, protocol analysers can be used to find out where problems (such as bottlenecks or the failure of a network device) are on a LAN. Advanced protocol analysers can also provide statistics on the traffic that can help to identify trends that may in future lead to further problems with the network.
- provincialization — to make provincial in character.
- 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.
- psychoeducational — designating or of psychological methods, as intelligence tests, used in evaluating learning ability
- psycholinguistics — the study of the relationship between language and the cognitive or behavioral characteristics of those who use it.
- public accountant — an accountant whose services are available to the public at large, in contrast to one employed on a full-time basis by a company.
- public prosecutor — an officer charged with the conduct of criminal prosecution in the interest of the public.
- public television — a type of noncommercial, usually educational, television programming funded by the government, grants, viewers, and corporations. Compare educational television.
- publicity officer — a person who is employed to get publicity for an organization, or to provide information about it
- pythagorean scale — the major scale as derived acoustically by Pythagoras from the perfect fifth.
- quadratic formula — the formula for determining theroots of a quadratic equation from its coefficients: .
- quattuordecillion — a cardinal number represented in the U.S. by 1 followed by 45 zeros, and in Great Britain by 1 followed by 84 zeros.
- rail detector car — a car equipped with special instruments and used to locate defects in rails.
- rainbow coalition — a political grouping together by several minority parties
- rational function — a function that can be written as the quotient of two polynomials with integral coefficients.
- recoil escapement — anchor escapement.
- recreational drug — drug taken for pleasure
- recreationalist's — recreationist.
- recrystallization — to become crystallized again.
- reduce to silence — If someone or something reduces you to silence, they make you feel so upset or confused that you cannot speak.
- reduction formula — a formula, such as sin (90° ± A) = cos A, expressing the values of a trigonometric function of any angle greater than 90° in terms of a function of an acute angle
- reflection nebula — a cloud of interstellar gas and dust that reflects the light of neighboring stars.
- refuse collection — the collection of rubbish and waste, usually in a rubbish or refuse truck, before final disposal
- remote-controlled — A remote-controlled machine or device is controlled from a distance by the use of radio or electronic signals.
- rental collection — a group of books, in a public or other free library, for which a borrower must pay a fee.