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20-letter words containing n, r, s

  • 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
  • sensitivity training — a form of group therapy designed to develop understanding of oneself and others through free, unstructured discussion.
  • 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.
  • serpentine stretcher — an X -stretcher having curved lines.
  • 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)
  • setting-up exercises — gymnastic exercises for better posture, suppleness, etc
  • sex change operation — a surgical operation designed to change a person's physical sexual characteristics to those of the opposite sex
  • shaken baby syndrome — a usually fatal condition of abused infants brought on by violent shaking by the arms or shoulders that causes severe internal bleeding, especially around the brain and in the eyes.
  • shakespearean sonnet — a sonnet form used by Shakespeare and having the rhyme scheme abab, cdcd, efef, gg.
  • shear transformation — a map of a coordinate space in which one coordinate is held fixed and the other coordinate or coordinates are shifted.
  • 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
  • sing for your supper — If someone has to sing for their supper, they have to do a job before they are allowed to do something they want to do.
  • single point mooring — monobuoy.
  • skull and crossbones — a representation of a front view of a human skull above two crossed bones, originally used on pirates' flags and now used as a warning sign, as in designating substances as poisons.
  • slip through the net — If criminals slip through the net, they avoid being caught by the system or trap that was meant to catch them.
  • 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
  • snows of kilimanjaro — a short story (1936) by Ernest Hemingway.
  • 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.
  • sound motion picture — a motion picture with a soundtrack.
  • 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)
  • south temperate zone — the part of the earth's surface between the tropic of Capricorn and the Antarctic Circle.
  • 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.
  • span of apprehension — the maximum number of objects that can be correctly assessed after a brief presentation
  • 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
  • spanish-american war — the war between the U.S. and Spain in 1898.
  • special relationship — the exceptionally close political, diplomatic, cultural and historical relations between the United States and the United Kingdom
  • specific performance — (especially in the sale of land) literal compliance with one's contractual promises pursuant to a judicial mandate.
  • 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.
  • spirit of enterprise — the motivation to set up and succeed in business or commerce
  • spirits of hartshorn — a colorless, pungent, suffocating, aqueous solution of about 28.5 percent ammonia gas: used chiefly as a detergent, for removing stains and extracting certain vegetable coloring agents, and in the manufacture of ammonium salts.
  • splice the mainbrace — to issue and partake of an extra allocation of alcoholic spirits
  • split the difference — the state or relation of being different; dissimilarity: There is a great difference between the two.
  • spontaneous abortion — miscarriage (def 1).
  • spontaneous recovery — the reappearance of a response after its extinction has been followed by a period of rest
  • 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.
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