17-letter words containing p, y, a, t, i
- 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.
- pinpoint accuracy — extreme accuracy
- pipeline capacity — The pipeline capacity is the volume of oil or gas which is needed to maintain a full pipeline.
- pituitary extract — a preparation of the pituitary gland, used in medicine for the therapeutic effects of its hormones
- plastics industry — the industry that makes plastics
- play along (with) — to join in or cooperate (with)
- play with oneself — a dramatic composition or piece; drama.
- pocket dictionary — a small portable dictionary
- point reyes lilac — a prostrate shrub, Ceanothus gloriosus, of southern California, having leathery, roundish leaves and purplish or deep-blue flowers.
- 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.
- polyacrylonitrile — a polymer of acrylonitrile used in the manufacture of Orlon and other synthetic textiles.
- 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.
- polyvinyl butyral — a white, water-insoluble, polyvinyl acetal made with butyraldehyde, used chiefly as an interlayer in the manufacture of safety glass.
- 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
- postal stationery — an envelope, postal card, wrapper, or aérogramme, with the stamp printed directly on the paper.
- potassium cyanide — a white, granular, water-soluble, poisonous powder, KCN, having a faint almondlike odor, used chiefly in metallurgy and photography.
- pre-revolutionary — of, pertaining to, characterized by, or of the nature of a revolution, or a sudden, complete, or marked change: a revolutionary junta.
- 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.
- presentation copy — a copy of a book given by the publisher or author
- primary dentition — the deciduous dentition
- primary education — junior, elementary schooling
- primary intention — Logic. See under intention (def 5a).
- primary qualities — any of the qualities inherent in an object, namely quantity, extent, figure, solidity, and motion or rest.
- primary structure — Biochemistry. the basic sequence of amino acids in a polypeptide or protein.
- primary-intention — an act or instance of determining mentally upon some action or result.
- prior probability — the probability assigned to a parameter or to an event in advance of any empirical evidence, often subjectively or on the assumption of the principle of indifference
- private secretary — a person who attends to the individual or confidential correspondence, files, etc., of a business executive, official, or the like.
- probability curve — a curve that describes the distribution of probability over the values of a random variable.
- product liability — the responsibility of a manufacturer for injury or loss caused by its product.
- progressive party — a political party formed in 1912 under the leadership of Theodore Roosevelt, advocating popular control of government, direct primaries, the initiative, the referendum, woman suffrage, etc.
- prohibition party — a U.S. political party organized in 1869, advocating the prohibition of the manufacture and sale of alcoholic beverages.
- proprietary brand — a brand of product that is privately owned and controlled
- psychodiagnostics — the study and evaluation of character or personality in terms of behavioral and anatomical traits, as gesture, posture and physiognomy.
- psychoeducational — designating or of psychological methods, as intelligence tests, used in evaluating learning ability
- psychotherapeutic — psychotherapy.
- quality newspaper — a more serious newspaper which gives detailed accounts of world events, as well as reports on business, culture, and society
- quality paperback — a softbound book that is usually larger and more expensive than a mass market paperback and is sold primarily in bookstores as a trade book.
- radial (ply) tire — a motor vehicle tire having a foundation of plies of rubberized cords running at right angles to the center line of the tread: it provides better handling, etc. than a bias ply tire
- radiation therapy — x-rays used as treatment
- rapid prototyping — (programming) The creation of a working model of a software module to demonstrate the feasibility and suitability of the function. The prototype is expected to be replaced or refined before inclusion in the final product. Rapid prototyping contrasts with a DIRFT approach which emphasises careful design and implementation to avoid the overheads of debugging and testing prototype code. Rapid prototyping is appropriate when the requirements are unclear or likely to change (which is most of the time).
- reality principle — the motivating force or mechanism by which the child, who has previously sought immediate gratification of all wishes, realizes that gratification must sometimes be deferred or forgone.
- refractory period — a short period after a nerve or muscle cell fires during which the cell cannot respond to additional stimulation.
- respiratory chain — a series of mitochondrial proteins that transport electrons of hydrogen, released in the Krebs cycle, from acetyl coenzyme A to inhaled oxygen to form H 2 O: the energy released in the process is conserved as ATP.
- respiratory tract — the passages through which air enters and leaves the body
- reticulate python — a python, Python reticulatus, of southeastern Asia and the East Indies, sometimes growing to a length of 32 feet (10 meters): usually considered to be the largest snake in the world.
- safety inspection — an inspection of a place carried out to ensure that it is safe and not dangerous
- safety precaution — a precaution that is taken in order to ensure that something is safe and not dangerous
- semi-permeability — permeable only to certain small molecules: a semipermeable membrane.
- separation energy — binding energy (def 1).