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20-letter words containing r, e, t, a, i, s

  • separation allowance — an allowance paid to a member of the military when they are forced to be apart from their family due to their military duties
  • separation of powers — the principle or system of vesting in separate branches the executive, legislative, and judicial powers of a government.
  • sergeant first class — a noncommissioned officer ranking next above a staff sergeant and below a first or master sergeant.
  • serra da mantiqueira — a mountain range in SE Brazil, running parallel to the coast. Highest point, 9140 feet (2785 meters).
  • serve a person right — to pay a person back, esp for wrongful or foolish treatment or behaviour
  • service access point — (networking)   (SAP) The OSI term for the component of a network address which identifies the individual application on a host which is sending or receiving a packet. Different SAPs distinguish between different services or applications on a host, e.g. electronic mail, FTP, HTTP.
  • set the ball rolling — to open or initiate (an action, discussion, movement, etc)
  • sex change operation — a surgical operation designed to change a person's physical sexual characteristics to those of the opposite sex
  • shareholders' equity — Shareholders' equity is the total amount of ownership investment in a company.
  • sharp-tailed sparrow — a sparrow, Ammospiza caudacuta, inhabiting salt marshes in North America, having narrow, sharply pointed tail feathers.
  • shear transformation — a map of a coordinate space in which one coordinate is held fixed and the other coordinate or coordinates are shifted.
  • shibah asar betammuz — Shivah Asar Betammuz.
  • shivah asar betammuz — a Jewish fast day observed on the 17th day of Tammuz in memory of the breach of the walls of Jerusalem by the Romans in a.d. 70.
  • short back and sides — If a man has a short back and sides, his hair is cut very short at the back and sides with slightly thicker, longer hair on the top of the head.
  • shoulder-length hair — hair that reaches a person's shoulders
  • silicon tetrahydride — silane (def 1).
  • sinfonia concertante — a type of concerto for two or more solo instruments accompanied by an orchestra
  • snowflake generation — the generation of people who became adults in the 2010s, viewed as being less resilient and more prone to taking offence than previous generations
  • social security card — a card that contains details of a person's social security number
  • sodium fluoroacetate — a white, amorphous, water-soluble, poisonous powder, C 2 H 2 FO 2 Na, used as a rodenticide.
  • sodium meta-arsenite — sodium arsenite.
  • software engineering — the process of writing computer programs
  • 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.
  • south orkney islands — an uninhabited group of islands in the S Atlantic, southeast of Cape Horn: formerly a dependency of the Falkland Islands; part of the British Antarctic Territory since 1962 (claims are suspended under the Antarctic Treaty). Area: 621 sq km (240 sq miles)
  • southern oscillation — a low-latitude fluctuation of atmospheric pressure closely linked with El Niño events, specifically the periods of El Niño warming and La Niña cooling.
  • spanish oyster plant — a composite plant, Scolymus hispanicus, of southern Europe, having spiny, thistlelike leaf margins, small yellow flowers, and an edible root.
  • spanish west african — of or relating to the former Spanish overseas territory of Spanish West Africa (now the overseas provinces of Ifni and Spanish Sahara) or its inhabitants
  • special boat service — a unit of the Royal Marines specializing in reconnaissance and sabotage
  • special patrol group — a former police unit tasked with counter terrorism in the Royal Ulster Constabulary
  • special relationship — the exceptionally close political, diplomatic, cultural and historical relations between the United States and the United Kingdom
  • specialist registrar — a hospital doctor senior to a house officer but junior to a consultant, specializing in medicine (medical specialist registrar), surgery (surgical specialist registrar), or some subspeciality of either
  • spectroscopic binary — a binary star having components that are not sufficiently separated to be resolved by a telescope, known to be a binary only bythe variations in wavelength of emitted light that are detected by a spectroscope.
  • spherical aberration — variation in focal length of a lens or mirror from center to edge, due to its spherical shape.
  • spherical coordinate — Usually, spherical coordinates. any of three coordinates used to locate a point in space by the length of its radius vector and the angles this vector makes with two perpendicular polar planes.
  • splice the mainbrace — to issue and partake of an extra allocation of alcoholic spirits
  • spontaneous abortion — miscarriage (def 1).
  • spontaneous-abortion — Also called voluntary abortion. the removal of an embryo or fetus from the uterus in order to end a pregnancy.
  • spotted crane's-bill — the American wild geranium, Geranium maculatum.
  • square cross-section — If a kelly has a square cross-section, it has a surface area with four equal sides, when looked at as if has been sliced through.
  • square of opposition — a diagrammatic representation of the opposition of categorical propositions.
  • squatter sovereignty — (used contemptuously by its opponents) popular sovereignty (def 2).
  • st.-germain-des-pres — an area in Paris, on the Left Bank.
  • standstill agreement — law: between company and bidder
  • stare sb in the face — If a situation or the answer to a problem is staring you in the face, it is very obvious, although you may not be immediately aware of it.
  • state highway patrol — a state's road traffic police
  • state representative — a person elected by a state to be a member of the House of Representatives
  • step into the breach — If you step into the breach, you do a job or task which someone else was supposed to do or has done in the past, because they are suddenly unable to do it.
  • 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.
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