16-letter words containing u, p, a, r, o
- photograph album — bound book for photos
- picture postcard — postcard (def 1).
- pneumatic trough — a trough filled with liquid, especially water, for collecting gases in bell jars or the like by displacement.
- poitou-charentes — a region of W central France, on the Bay of Biscay: mainly low-lying
- port authorities — the body with overall responsibility for a port
- portmanteau word — a case or bag to carry clothing in while traveling, especially a leather trunk or suitcase that opens into two halves.
- portuguese india — a former Portuguese overseas territory on the W coast of India, consisting of the districts of Gôa, Daman, and Diu: annexed by India December 1961. Capital: Gôa.
- potato tuberworm — the larva of the potato moth.
- praetorian guard — the bodyguard of a military commander, especially the imperial guard stationed in Rome.
- prerevolutionary — of, pertaining to, characterized by, or of the nature of a revolution, or a sudden, complete, or marked change: a revolutionary junta.
- primary consumer — (in the food chain) an animal that feeds on plants; a herbivore.
- primary producer — any green plant or any of various microorganisms that can convert light energy or chemical energy into organic matter.
- print journalism — journalism as practiced in newspapers and magazines.
- project guardian — (project, security) A project which grew out of the ARPA support for Multics and the sale of Multics systems to the US Air Force. The USAF wanted a system that could be used to handle more than one security classification of data at a time. They contracted with Honeywell and MITRE Corporation to figure out how to do this. Project Guardian led to the creation of the Access Isolation Mechanism, the forerunner of the B2 labeling and star property support in Multics. The DoD Orange Book was influenced by the experience in building secure systems gained in Project Guardian.
- propylthiouracil — a white crystalline compound, C 7 H 1 0 N 2 OS, that interferes with the synthesis of thyroid hormone by the thyroid gland: used in the treatment of hyperthyroidism.
- prosecution case — the case brought against someone by a legal authority
- proto-algonquian — the unattested parent language from which the Algonquian languages are descended.
- proxima centauri — the nearest star to the sun at a distance of 4.3 light-years, part of the Alpha Centauri triple-star system located in the constellation Centaurus.
- pseudo-isidorian — of or relating to the collection of documents of the 9th century a.d. that consist chiefly of the Decretals, attributed to Isidore, archbishop of Seville, a.d. 600–36, and that were rejected as spurious in the 15th century.
- pseudo-patriotic — of, like, suitable for, or characteristic of a patriot.
- pseudo-realistic — interested in, concerned with, or based on what is real or practical: a realistic estimate of costs; a realistic planner.
- pseudo-spiritual — of, relating to, or consisting of spirit; incorporeal.
- pseudohistorical — of, pertaining to, treating, or characteristic of history or past events: historical records; historical research.
- pseudoparenchyma — (in certain fungi and red algae) a compact mass of tissue, made up of interwoven hyphae or filaments, that superficially resembles plant tissue.
- pseudoperipteral — having a freestanding colonnade at each end, with engaged columns at the sides.
- public relations — (used with a plural verb) the actions of a corporation, store, government, individual, etc., in promoting goodwill between itself and the public, the community, employees, customers, etc.
- public transport — fare-paying travel
- pullorum disease — a highly contagious, frequently fatal disease of young poultry caused by the bacterium Salmonella gallinarum (pullorum), transmitted by the infected hen during egg production, and characterized by weakness, loss of appetite, and diarrhea.
- pulmonary artery — an artery conveying venous blood from the right ventricle of the heart to the lungs.
- punctuation mark — any of a group of conventional marks or characters used in punctuation, as the period, comma, semicolon, question mark, or dash.
- purchasing power — Also called buying power. the ability to purchase goods and services.
- pure watercolour — water-soluble pigment, applied in transparent washes and without the admixture of white pigment in the lighter tones
- put a foot wrong — to make a mistake
- put one's oar in — to interfere or interrupt
- put out to grass — If you say that someone is being put out to grass, you mean they are no longer being employed because they are considered to be too old or no longer useful.
- put pen to paper — If you put pen to paper, you write something.
- quantum computer — a computer that makes use of the quantum states of electrons or other particles to store and process information as quantum bits.
- quasi-compulsory — required; mandatory; obligatory: compulsory education.
- reconceptualized — to form into a concept; make a concept of.
- redemption value — the price at which the issuing company may choose to repurchase a security before its maturity date
- reinsurance pool — the grouping of insurers that provide partial or complete insurance coverage to other insurers for (a risk on which a policy has already been issued)
- relative pronoun — one of the pronouns who, whom, which, what, their compounds with -ever or -soever, or that used as the subordinating word to introduce a subordinate clause, especially such a pronoun referring to an antecedent.
- reporting clause — A reporting clause is a clause which indicates that you are talking about what someone said or thought. For example, in 'She said that she was hungry', 'She said' is a reporting clause.
- repressurization — the process or act of pressurizing.
- riau archipelago — a group of islands belonging to Indonesia, off the SE coast of the Malay Peninsula, at the entrance to the Strait of Malacca. 36,510 sq. mi. (94,561 sq. km).
- room temperature — a comfortable temperature range indoors, usually considered to be 68 to 77°F (20 to 25°C).
- saturation point — the point at which a substance will receive no more of another substance in solution, chemical combination, etc.
- self-exculpatory — intended to excuse oneself from blame or guilt
- sodium perborate — a white, crystalline, water-soluble solid, NaBO 2 ⋅3H 2 O or NaBO 3 ⋅4H 2 O, used chiefly as a bleaching agent and antiseptic.
- southern baptist — a member of the Southern Baptist Convention, founded in Augusta, Georgia, in 1845, that is strictly Calvinistic and active in religious publishing and education.