17-letter words containing m, y, o, p
- persistent memory — non-volatile storage
- 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
- pharmacologically — the science dealing with the preparation, uses, and especially the effects of drugs.
- phenylformic acid — benzoic acid.
- plymouth brethren — a religious sect founded c. 1827, strongly Puritanical in outlook and prohibiting many secular occupations for its members. It combines elements of Calvinism, Pietism, and millenarianism, and has no organized ministry
- political economy — a social science dealing with political policies and economic processes, their interrelations, and their influence on social institutions.
- polymorphonuclear — (of a leukocyte) having a lobulate nucleus.
- popular etymology — folk etymology.
- potassium cyanide — a white, granular, water-soluble, poisonous powder, KCN, having a faint almondlike odor, used chiefly in metallurgy and photography.
- powder metallurgy — the art or science of manufacturing useful articles by compacting metal and other powders in a die, followed by sintering.
- primary dentition — the deciduous dentition
- primary education — junior, elementary schooling
- primary intention — Logic. See under intention (def 5a).
- primary processes — the generally unorganized mental activity characteristic of the unconscious and occurring in dreams, fantasies, and related processes.
- primary-intention — an act or instance of determining mentally upon some action or result.
- production system — (programming) A production system consists of a collection of productions (rules), a working memory of facts and an algorithm, known as forward chaining, for producing new facts from old. A rule becomes eligible to "fire" when its conditions match some set of elements currently in working memory. A conflict resolution strategy determines which of several eligible rules (the conflict set) fires next. A condition is a list of symbols which represent constants, which must be matched exactly; variables which bind to the thing they match and "<> symbol" which matches a field not equal to symbol. Example production systems are OPS5, CLIPS, flex.
- professional army — an army of trained soldiers
- property mistress — a female member of the stage crew in charge of the stage properties
- protective system — protectionism (def 1).
- psychometric test — a test designed to test a person's mental state, personality and thought processes
- repertory company — repertory (def 2).
- republic of yemen — Republic of, a country in S Arabia, formed in 1990 by the merger of the Yemen Arab Republic and the People's Democratic Republic of Yemen. 207,000 sq. mi. (536,130 sq. km). Capital: Aden.
- role-playing game — a game in which participants adopt the roles of imaginary characters in an adventure under the direction of a Game Master.
- scheme repository — A collection of free Scheme programs.
- shuttle diplomacy — diplomatic negotiations carried out by a mediator who travels back and forth between the negotiating parties.
- sodium pyroborate — borax1 .
- south sea company — a British joint stock company that traded in South America in the 18th century. The South Sea Company took over the national debt in return for a monopoly of trade with the South Seas, causing feverish speculation in their stocks, and a financial crash in 1720 (the South Sea Bubble)
- spectrophotometry — an instrument for making photometric comparisons between parts of spectra.
- spiny-headed worm — any of a small group of endoparasites of the phylum Acanthocephala, as larvae parasitic in insects and crustaceans and as adults in various vertebrates.
- spongy parenchyma — the lower layer of the ground tissue of a leaf, characteristically containing irregularly shaped cells with relatively few chloroplasts and large intercellular spaces.
- steamship company — a company which has a fleet of steamships
- suction lipectomy — the removal of fatty tissue by making a small incision in the skin, loosening the fat layer, and withdrawing it by suction.
- superaerodynamics — the branch of aerodynamics that deals with gases at very low densities.
- surprise symphony — the Symphony No. 94 in G major (1791) by Franz Josef Haydn.
- temporary account — A temporary account is an account which is closed out at the end of the year.
- the olympic flame — the flame that is symbolically lit at the site of the ancient Olympics in Olympia and transported by relay to the place where the Olympic Games are to be held. It is used to ignite a fire in a cauldron that will burn throughout the Games
- the olympic torch — a torch that is symbolically lit at the site of the ancient Olympics in Olympia and transported by relay to the place where the Olympic Games are to be held. It is used to ignite a fire in a cauldron that will burn throughout the Games
- the underemployed — underemployed people
- thermoperiodicity — the effect on an organism of rhythmic fluctuations in temperature.
- to open your mind — If something opens your mind to new ideas or experiences, it makes you more willing to accept them or try them.
- to slip your mind — If something slips your mind, you forget it.
- tolpuddle martyrs — six farm workers sentenced to transportation for seven years in 1834 for administering an unlawful oath to form a trade union in the village of Tolpuddle, Dorset
- uncompassionately — having or showing compassion: a compassionate person; a compassionate letter.
- uncomprehendingly — to understand the nature or meaning of; grasp with the mind; perceive: He did not comprehend the significance of the ambassador's remark.
- unconformity trap — An unconformity trap is a hydrocarbon trap where the closure is made by an unconformity (= a formation of rock layers which represents a gap in the geological record).
- unemployment line — When people talk about the unemployment line, they are talking about the state of being unemployed, especially when saying how many people are unemployed.
- unemployment rate — percentage of population without jobs
- yield the palm to — to acknowledge the superiority of; admit to defeat by
- youth programming — the creation and scheduling of television programmes specifically aimed at young people
- zygomatic process — any of several bony processes that articulate with the cheekbone.