15-letter words containing p, e, r, i, m, n
- pyramid selling — Pyramid selling is a method of selling in which one person buys a supply of a particular product direct from the manufacturer and then sells it to a number of other people at an increased price. These people sell it on to others in a similar way, but eventually the final buyers are only able to sell the product for less than they paid for it.
- pyrimidine base — any of a number of similar compounds having a basic structure that is derived from pyrimidine, including cytosine, thymine, and uracil, which are constituents of nucleic acids
- pyrometric cone — (in a kiln) a triangular piece of material that indicates by bending or melting that a certain temperature has been reached.
- quasi-permanent — existing perpetually; everlasting, especially without significant change.
- re-entry permit — a permit required to return to certain countries after leaving for an extended period of time
- reaping machine — any of various machines for reaping grain, often fitted with a device for automatically throwing out bundles of the cut grain.
- reapportionment — the act of redistributing or changing the apportionment of something.
- refinery revamp — A refinery revamp is a change in the technology or processes used in a refinery.
- remand prisoner — a prisoner who is sent back into custody (or sometimes admitted to bail) to await trial or continuation of their trial
- retirement plan — a systematic plan made and kept by an individual for setting aside income for his or her future retirement.
- rhyming couplet — a pair of lines in poetry that rhyme and usually have the same rhythm
- rollmop herring — a herring fillet rolled, usually around onion slices, and pickled in spiced vinegar
- round-trip time — (RTT) A measure of the current delay on a network, found by timing a packet bounced off some remote host. This can be done with ping -s.
- rump parliament — the remnant of the Long Parliament established by the expulsion of the Presbyterian members in 1648, dismissed by force in 1653, and restored briefly in 1659–60.
- rumpelstiltskin — a dwarf in a German folktale who spins flax into gold for a young woman to meet the demands of the prince she has married, on the condition that she give him her first child or else guess his name: she guesses his name and he vanishes or destroys himself in a rage.
- sales promotion — the methods or techniques for creating public acceptance of or interest in a product, usually in addition to standard merchandising techniques, as advertising or personal selling, and generally consisting of the offer of free samples, gifts made to a purchaser, or the like.
- sarcoptic mange — mange caused by burrowing mites of the genus Sarcoptes.
- schopenhauerism — the philosophy of Schopenhauer, who taught that only the cessation of desire can solve the problems arising from the universal impulse of the will to live.
- scolopendriform — resembling scolopendra
- semipornography — partial pornography; material that is almost pornographic
- semitransparent — imperfectly or almost transparent.
- september rains — rainy weather during the month of September
- simple fraction — a ratio of two integers.
- simple interest — interest payable only on the principal; interest that is not compounded.
- simple interval — an interval of an octave or less.
- spanish america — the Spanish-speaking countries south of the U.S.: Mexico, Central America (with the exception of Belize), South America (with the exceptions of Brazil, French Guiana, Guyana, and Suriname), and most of the West Indies.
- spelling reform — an attempt to change the spelling of English words to make it conform more closely to pronunciation.
- spermatogenesis — the origin and development of spermatozoa.
- sports medicine — a field of medicine concerned with the functioning of the human body during physical activity and with the prevention and treatment of athletic injuries.
- spread sampling — the selection of a corpus for statistical analysis by selecting a number of short passages at random throughout the work and considering their aggregation
- spring mattress — a mattress containing an arrangement of spiral springs
- superimposition — to impose, place, or set over, above, or on something else.
- supernaturalism — supernatural character or agency.
- supreme council — the legislature of the former Soviet Union and its successor states, consisting of an upper house (Soviet of the Union or Council of the Union) whose delegates are elected on the basis of population, and a lower house (Soviet of Nationalities or Council of Nationalities) whose delegates are elected to represent the various nationalities.
- symphony writer — a composer of an extended large-scale orchestral composition, usually with several movements, at least one of which is in sonata form
- tetrasporangium — a sporangium containing four asexual spores.
- the precambrian — the Precambrian era
- thermal printer — a printer that produces output by selectively heating a heat-sensitive paper (thermal paper) in patterns corresponding to the characters to be produced.
- uncomplimentary — of the nature of, conveying, or expressing a compliment, often one that is politely flattering: a complimentary remark.
- uncomprehending — to understand the nature or meaning of; grasp with the mind; perceive: He did not comprehend the significance of the ambassador's remark.
- uncomprehensive — of large scope; covering or involving much; inclusive: a comprehensive study of world affairs.
- uncompromisable — that cannot or should not be compromised
- unparliamentary — not parliamentary; at variance with or contrary to the methods employed by parliamentary bodies.
- unsportsmanlike — a man who engages in sports, especially in some open-air sport, as hunting, fishing, racing, etc.
- vernier compass — a compass on a transit (vernier transit) having a vernier for adjusting magnetic bearings to read as true bearings.
- water pimpernel — the brookweed.