20-letter words containing s, i, m, p, a
- potassium bichromate — an orange-red, crystalline, water-soluble, poisonous powder, K 2 Cr 2 O 7 , used chiefly in dyeing, photography, and as a laboratory reagent.
- potassium binoxalate — a white, crystalline, hygroscopic, poisonous solid, KHC 2 O 4 , that is usually hydrated: used chiefly for removing ink stains, cleaning metal and wood, and in photography.
- potassium bitartrate — cream of tartar.
- potassium dichromate — an orange-red crystalline soluble solid substance that is a good oxidizing agent and is used in making chrome pigments and as a bleaching agent. Formula: K2Cr2O7
- potassium-bitartrate — a white, crystalline, water-soluble powder, C 4 H 5 KO 6 , used chiefly as an ingredient in baking powders and in galvanic tinning of metals. Also called potassium bitartrate, potassium acid tartrate. Compare tartar (def 3).
- premenstrual tension — Premenstrual tension is the same as premenstrual syndrome. The abbreviation PMT is often used.
- prescriptive grammar — an approach to grammar that is concerned with establishing norms of correct and incorrect usage and formulating rules based on these norms to be followed by users of the language.
- presentation manager — The elephantine graphical user interface to the OS/2 operating system.
- presidential primary — a direct primary for the selection of state delegates to a national party convention and the expression of preference for a U.S. presidential nominee.
- price discrimination — the practice of offering identical goods to different buyers at different prices, when the goods cost the same.
- primary spermatocyte — a male germ cell (primary spermatocyte) that gives rise by meiosis to a pair of haploid cells (secondary spermatocytes) that give rise in turn to spermatids.
- prince william sound — a sound in the Gulf of Alaska, on the S coast of Alaska: S end of Trans-Alaska oil pipeline at port of Valdez.
- psychological moment — the proper or critical time for achieving a desired result: She found the right psychological moment to make her request.
- public administrator — an official of a city, county, or state government.
- rapid transit system — a rail or other system providing rapid public transport
- real-time processing — data-processing by a computer which receives constantly changing data, such as information relating to air-traffic control, travel booking systems, etc, and processes it sufficiently rapidly to be able to control the source of the data
- republic of maldives — a republic occupying an archipelago of 1087 coral islands in the Indian Ocean, southwest of Sri Lanka: came under British protection in 1887; became independent in 1965 and a republic in 1968; member of the Commonwealth (1982–2016). The economy and infrastructure were severely damaged in the Indian Ocean tsunami of December 2004. Official language: Divehi. Official religion: (Sunni) Muslim. Currency: rufiyaa. Capital: Malé. Pop: 393 988 (2013 est). Area: 298 sq km (115 sq miles)
- retinitis pigmentosa — degeneration of the retina manifested by night blindness and gradual loss of peripheral vision, eventually resulting in tunnel vision or total blindness.
- rocky mountain sheep — bighorn.
- rotations per minute — revolutions per minute
- royal leamington spa — a city in Warwickshire, central England: health resort.
- saint james's palace — a palace in London, England: the royal residence from the time of Henry VIII until the accession of Victoria.
- salmonella poisoning — an illness caused by ingestion of a salmonella bacterium
- semiautobiographical — pertaining to or being a fictionalized account of an author's own life.
- send someone packing — to dismiss or get rid of (someone) peremptorily
- skating championship — a competition for ice-skating
- societal development — the formation and transformation of social life, customs, institutions, etc.
- south american plate — a major tectonic division of the earth's crust, comprising the continent of South America and several ocean basins and bounded on the north by the Caribbean Plate, on the east by the Mid-Atlantic Ridge, on the west by a submarine trench that borders the western coast of the continent, and on the south by the Antarctic Plate.
- space-time continuum — Also called space-time continuum. the four-dimensional continuum, having three spatial coordinates and one temporal coordinate, in which all physical quantities may be located.
- spanish-american war — the war between the U.S. and Spain in 1898.
- specific performance — (especially in the sale of land) literal compliance with one's contractual promises pursuant to a judicial mandate.
- spiral of archimedes — a curve that is the locus of a point that moves outward with uniform speed along a vector, beginning at the origin, while the vector rotates about the origin with uniform angular velocity. Equation (in polar coordinates): r = aθ.
- splice the mainbrace — to issue and partake of an extra allocation of alcoholic spirits
- st.-germain-des-pres — an area in Paris, on the Left Bank.
- swan's neck pediment — a broken pediment, the outline of which consists of a pair of S -curves tangent to the cornice level at the ends of the pediment, rising to a pair of scrolls on either side of the center, where a finial often rises between the scrolls.
- take pity on someone — If you take pity on someone, you feel sorry for them and help them.
- television programme — a programme broadcast on television
- the (great) pyramids — the three large pyramids at Gîza, Egypt: the largest is the Pyramid of Khufu
- transformation point — a temperature at which the transformation of one microconstituent to another begins or ends during heating or cooling.
- upper yosemite falls — a section of Yosemite Falls in central California, in the Yosemite National Park that is 436 m (1430 ft) high
- western roman empire — the westernmost of the two empires created by the division of the later Roman Empire, esp after its final severance from the Eastern Roman Empire (395 ad)
- winter olympic games — an international contest of winter sports, esp skiing, held every four years