15-letter words containing p, e, r, m, i
- 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.
- red spider mite — a plant-feeding mite, Panonychus ulmi, of the family Tetranychidae, which is a serious orchard pest
- refinery revamp — A refinery revamp is a change in the technology or processes used in a refinery.
- regular premium — A regular premium is money paid to buy insurance coverage in installments at particular time intervals, such as monthly or annually.
- 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
- self-proclaimed — to announce or declare in an official or formal manner: to proclaim war.
- semipornography — partial pornography; material that is almost pornographic
- semitransparent — imperfectly or almost transparent.
- september rains — rainy weather during the month of September
- serum hepatitis — hepatitis B.
- side impact bar — A side impact bar is a long beam in a car door that is designed to protect passengers during a crash.
- simple fraction — a ratio of two integers.
- simple fracture — a fracture in which the bone does not pierce the skin.
- simple interest — interest payable only on the principal; interest that is not compounded.
- simple interval — an interval of an octave or less.
- simple majority — less than half of the total votes cast but more than the minimum required to win, as when there are more than two candidates or choices.
- sodium peroxide — a yellowish-white, hygroscopic, water-soluble powder, Na 2 O 2 , used chiefly as a bleaching agent and as an oxidizing agent.
- somatic therapy — any of a group of treatments presumed to act on biological factors leading to mental illness.
- 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.
- spectrochemical — of, relating to, or utilizing the techniques of spectrochemistry.
- spelling reform — an attempt to change the spelling of English words to make it conform more closely to pronunciation.
- spermatoblastic — relating to a spermatoblast
- spermatogenesis — the origin and development of spermatozoa.
- spirochaetaemia — the presence of spirochaetes in the blood
- 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
- spread-eagleism — boastfulness or bombast, especially in the display of patriotic or nationalistic pride in the U.S.; flag-waving.
- spring mattress — a mattress containing an arrangement of spiral springs
- strephosymbolia — a condition of perceiving objects as their mirror image and, specifically, having difficulty in distinguishing letters in words
- super-committee — a committee with members from two or more organizations or political groups
- superimposition — to impose, place, or set over, above, or on something else.
- supernaturalism — supernatural character or agency.
- superparasitism — the parasitic deposit of eggs on a host already parasitized by a different member of the same species
- superpatriotism — the quality of being superpatriotic
- 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.
- symmetric group — the group of all permutations of a finite set.
- sympathy strike — a strike by a body of workers, not because of grievances against their own employer, but by way of endorsing and aiding another group of workers who are on strike or have been locked out.
- symphony writer — a composer of an extended large-scale orchestral composition, usually with several movements, at least one of which is in sonata form