16-letter words containing p, i, n, e, a
- protection ratio — the minimum acceptable ratio between the amplitudes of a wanted radio or television broadcast signal and any interfering signal
- protestant ethic — work ethic.
- 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.
- pseudocopulation — pollination of plants, esp orchids, by male insects while attempting to mate with flowers that resemble the female insect
- psychic distance — the degree of emotional detachment maintained toward a person, group of people, event, etc.
- 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.
- publication date — the date on which a book or periodical is or is planned to be published.
- publicity agency — an advertising agency; a firm that gets publicity for people or products
- puddling-furnace — the act of a person or thing that puddles.
- pulse modulation — a type of modulation in which a train of pulses is used as the carrier wave, one or more of its parameters, such as amplitude, being modulated or modified in order to carry information
- punitive damages — law: penalty payment
- purchasing agent — a person who buys materials, supplies, equipment, etc., for a company.
- purchasing power — Also called buying power. the ability to purchase goods and services.
- purple gallinule — a purple, blue, green, and white gallinule, Porphyrula martinica, inhabiting warmer areas of the New World, having a bright red, yellow, and blue bill, and lemon-yellow legs and feet.
- purple sandpiper — a sandpiper, Calidris maritima, of arctic regions of the New and Old World, having in winter a slate-gray back with purplish reflections.
- put in the shade — to appear better than (another); surpass
- put one's oar in — to interfere or interrupt
- pygmy chimpanzee — a small chimpanzee, Pan paniscus, primarily of swamp forests in the Democratic Republic of the Congo: a threatened species.
- queen's champion — a hereditary official at British coronations, representing the king (King's Champion) or the queen (Queen's Champion) who is being crowned, and having originally the function of challenging to mortal combat any person disputing the right of the new sovereign to rule.
- radio microphone — a microphone incorporating a radio transmitter so that the user can move around freely
- radiotransparent — transparent to radiation; invisible in x-ray photographs and under fluoroscopy (opposed to radiopaque).
- rainbow seaperch — an embiotocid fish, Hypsurus caryi, living off the Pacific coast of North America, having red, orange, and blue stripes on the body.
- ramen profitable — If a startup business is ramen profitable, it is barely profitable, just enough to allow the founder to live on the cheapest diet.
- ramsden eyepiece — an eyepiece consisting of two plano-convex crown-glass lenses of equal focal length, placed with the convex sides facing each other and with a separation between the lenses of about two-thirds of the focal length of each.
- re-apportionment — the act of redistributing or changing the apportionment of something.
- re-appropriation — the act of appropriating.
- recapitalization — a revision of a corporation's capital structure by an exchange of securities.
- 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
- refinery upgrade — A refinery upgrade is the process of introducing the newest technology in some parts of the refinery.
- reflection plane — a plane through a crystal that divides the crystal into two halves that are mirror images of each other.
- 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)
- reinterpretation — the act of interpreting; elucidation; explication: This writer's work demands interpretation.
- 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.
- repossession man — someone employed to take back or repossess property, esp due to nonpayment of money due under a hire-purchase agreement
- representational — of or relating to representation.
- representatively — a person or thing that represents another or others.
- repressurization — the process or act of pressurizing.
- reprioritization — to arrange or do in order of priority: learning to prioritize our assignments.
- republican party — one of the two major political parties in the U.S.: originated 1854–56.
- republican river — a river flowing E from E Colorado through Nebraska and Kansas into the Kansas River. 422 miles (680 km) long.
- restriction play — a limited number of opening moves that are predetermined by their chance selection from an accepted list.
- rhine palatinate — See under Palatinate (def 1).
- rhynchocephalian — belonging or pertaining to the Rhynchocephalia, an order of lizardlike reptiles that are extinct except for the tuatara.
- rice-paper plant — an araliaceous plant, Tetrapanax papyriferum of Taiwan, the pith of which is pared and flattened into sheets to make rice paper
- rodent operative — a name sometimes used for an official (operative) employed by a local authority to destroy vermin
- saint peter port — a port and resort in the Channel Islands: the capital of the Bailiwick of Guernsey, on the E coast of the island of Guernsey. Pop: 28 310 (2001)
- saint petersburg — Also called Russian Empire. Russian Rossiya. a former empire in E Europe and N and W Asia: overthrown by the Russian Revolution 1917. Capital: St. Petersburg (1703–1917).