17-letter words containing a, p, r, e, n, t
- parliamentary law — the body of rules, usages, and precedents that governs proceedings of legislative and deliberative assemblies.
- particle kinetics — Particle kinetics is the study of the movement of particles and the forces that cause this movement.
- parts of kesteven — an area in E England constituting a former administrative division of Lincolnshire
- parts per million — the number of units (of a substance) present in a million units of another substance
- pascal's triangle — a triangular arrangement of the binomial coefficients of the expansion (x + y) n for positive integral values of n.
- passenger station — a station used by passengers
- passenger traffic — number of passengers
- passive restraint — a safety device, as an air bag or special seat belt, that is activated automatically to protect an automobile passenger at the moment of impact when a collision occurs.
- pasteur institute — an organization in Paris that was founded in 1887. It does research on micro-organisms and diseases
- pasteur treatment — Pasteur's method of preventing certain diseases, esp. rabies, by increasing the strength of successive inoculations with a specific weakened or attenuated virus
- paternalistically — the system, principle, or practice of managing or governing individuals, businesses, nations, etc., in the manner of a father dealing benevolently and often intrusively with his children: The employees objected to the paternalism of the old president.
- paymaster general — a government minister responsible for making payments by government departments
- pentachlorophenol — a white, crystalline, water-insoluble powder, C 6 Cl 5 OH, used chiefly in fungicides, disinfectants, and wood preservatives.
- pentylenetetrazol — a white, crystalline, bitter-tasting, water-soluble powder, C 6 H 1 0 N 4 , used as a respiratory and circulatory stimulant, especially in the treatment of barbiturate poisoning, and to induce a convulsive state in the treatment of certain mental diseases.
- per capita income — the total income of an area or country divided by the number of people in that area or country
- 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.
- permanent account — A permanent account is an account which carries its balance and is kept open from year to year.
- permanent address — a fixed address
- 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.
- perpetual spinach — a variety of spinach that keeps producing edible leaves
- persona non grata — a person who is not welcome: He has become persona non grata in our club since his angry outburst.
- personal computer — a compact computer that uses a microprocessor and is designed for individual use, as by a person in an office or at home or school, for such applications as word processing, data management, financial analysis, or computer games. Abbreviation: PC.
- personal distance — personal space.
- personal equation — the tendency to personal bias that accounts for variation in interpretation or approach and for which allowance must be made.
- personal property — an estate or property consisting of movable articles both corporeal, as furniture or jewelry, or incorporeal, as stocks or bonds (distinguished from real property).
- personality clash — friction between two people who have different personalities or points of view
- perth and kinross — a council area of N central Scotland, corresponding mainly to the historical counties of Perthshire and Kinross-shire: part of Tayside Region from 1975 until 1996: chiefly mountainous, with agriculture, tourism, and forestry. Administrative centre: Perth. Pop: 135 990 (2003 est). Area: 5321 sq km (2019 sq miles)
- petrarchan sonnet — a sonnet form popularized by Petrarch, consisting of an octave with the rhyme scheme abbaabba and of a sestet with one of several rhyme schemes, as cdecde or cdcdcd.
- phantom pregnancy — the occurrence of signs of pregnancy, such as enlarged abdomen and absence of menstruation, when no embryo is present, due to hormonal imbalance
- photo-respiration — the oxidation of carbohydrates in many higher plants in which they get oxygen from light and then release carbon dioxide, somewhat different from photosynthesis.
- photoreactivation — a process that repairs DNA damaged by ultraviolet light using an enzyme that requires visible light.
- picture messaging — Picture messaging is the sending of photographs or pictures from one mobile phone to another.
- pietro da cortona — Pietro da [pye-traw dah] /ˈpyɛ trɔ dɑ/ (Show IPA), (Pietro Berrettini) 1596–1669, Italian painter and architect.
- pillar-and-breast — room-and-pillar.
- pinckney's treaty — an agreement in 1795 between Spain and the U.S. by which Spain recognized the 31st parallel as the southern boundary of the U.S. and permitted free navigation of the Mississippi to American ships.
- platinic chloride — chloroplatinic acid.
- plug and feathers — an apparatus for splitting stone, consisting of two tapered bars (feathers) inserted into a hole drilled into the stone, between which a narrow wedge (plug) is hammered to spread them.
- 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.
- polyacrylonitrile — a polymer of acrylonitrile used in the manufacture of Orlon and other synthetic textiles.
- 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.