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20-letter words containing a, c, m, e, s, t

  • physical examination — an examination, usually by a physician, of a person's body in order to determine his or her state of health or physical fitness, as for military service or participation in a sport.
  • physical meteorology — the branch of meteorology dealing with the study of optical, electrical, acoustical, and thermodynamic phenomena in the atmosphere, including the physics of clouds and precipitation.
  • 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 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
  • 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.
  • 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.
  • pseudoparenchymatous — (in certain fungi and red algae) a compact mass of tissue, made up of interwoven hyphae or filaments, that superficially resembles plant tissue.
  • psychological moment — the proper or critical time for achieving a desired result: She found the right psychological moment to make her request.
  • 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
  • recommended standard — (standard)   (RS) A series of EIA standards including EIA-232.
  • reductio ad absurdum — a reduction to an absurdity; the refutation of a proposition by demonstrating the inevitably absurd conclusion to which it would logically lead.
  • relative atomic mass — the ratio of the average mass per atom of the naturally occurring form of an element to one-twelfth the mass of an atom of carbon-12
  • repurchase agreement — a contract between a dealer, as a bank, and an investor, whereby the investor purchases securities with the promise that they will be bought back by the dealer on a designated date, for which the investor receives a fixed return.
  • restriction fragment — a length of DNA cut from the strand by a restriction enzyme.
  • rocky mountain sheep — bighorn.
  • saint james's palace — a palace in London, England: the royal residence from the time of Henry VIII until the accession of Victoria.
  • saint john ambulance — an organization that provides first aid and first-aid training
  • satellite chromosome — a type of densely staining chromosome of uncertain biological function, found in many plant and animal species.
  • scientific socialism — Marxist socialism
  • second law of motion — any of three laws of classical mechanics, either the law that a body remains at rest or in motion with a constant velocity unless an external force acts on the body (first law of motion) the law that the sum of the forces acting on a body is equal to the product of the mass of the body and the acceleration produced by the forces, with motion in the direction of the resultant of the forces (second law of motion) or the law that for every force acting on a body, the body exerts a force having equal magnitude and the opposite direction along the same line of action as the original force (third law of motion or law of action and reaction)
  • secure accommodation — an institution where young offenders are kept in custody
  • semiautobiographical — pertaining to or being a fictionalized account of an author's own life.
  • senior aircraftwoman — a rank in the Royal Air Force comparable to that of a private in the army, though not the lowest rank in the Royal Air Force
  • societal development — the formation and transformation of social life, customs, institutions, etc.
  • sodium fluoroacetate — a white, amorphous, water-soluble, poisonous powder, C 2 H 2 FO 2 Na, used as a rodenticide.
  • solitary confinement — the confinement of a prisoner in a cell or other place in which he or she is completely isolated from others.
  • 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.
  • splice the mainbrace — to issue and partake of an extra allocation of alcoholic spirits
  • stochastic terrorism — the public demonization of a person or group resulting in the incitement of a violent act, which is statistically probable but whose specifics cannot be predicted: The lone-wolf attack was apparently influenced by the rhetoric of stochastic terrorism.
  • stoichiometric ratio — The stoichiometric ratio is the exact ratio between air and flammable gas or vapor at which complete combustion takes place.
  • structural isomerism — Chemistry. the relation of two or more compounds, radicals, or ions that are composed of the same kinds and numbers of atoms but differ from each other in structural arrangement (structural isomerism) as CH 3 OCH 3 and CH 3 CH 2 OH, or in the arrangement of their atoms in space and therefore in one or more properties. Compare optical isomerism, stereoisomerism.
  • subpoena duces tecum — a writ directing a person to appear in court and to bring some document described in the writ.
  • 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.
  • systemic circulation — the circulatory system in general.
  • terms and conditions — commerce: rules, restrictions
  • the ten commandments — the commandments summarizing the basic obligations of man towards God and his fellow men, delivered to Moses on Mount Sinai engraved on two tables of stone (Exodus 20:1–17)
  • thermodynamic system — a system whose states of equilibrium can be specified by a few macroscopic properties.
  • thomas of erceldoune — Thomas of, Thomas of Erceldoune.
  • to cost someone dear — If something that someone does costs them dear, they suffer a lot as a result of it.
  • toothbrush moustache — a short narrow moustache, resembling the filaments of a toothbrush
  • tradesman's entrance — the entrance to a large house used by tradesmen to deliver goods and services; usually at the side or rear of the house
  • trumpet call for sth — a signal for something
  • twisted stomach worm — stomach worm.
  • ultimate constituent — an element of a construction that cannot be further divided into grammatical constituents: the morphemes of an utterance are usually considered to be its ultimate constituents.
  • vesicular stomatitis — a disease of horses, swine, and cattle, similar in its symptoms to foot-and-mouth disease, and characterized by blisters on the lips, snout, and oral mucous membranes.
  • watch someone's back — the rear part of the human body, extending from the neck to the lower end of the spine.
  • winter olympic games — an international contest of winter sports, esp skiing, held every four years
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