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20-letter words containing s, i, d

  • schwarzschild radius — the radius at which a gravitationally collapsing celestial body becomes a black hole.
  • schwarzschild sphere — the sphere which surrounds a non-rotating uncharged black hole, from within which no information can escape because of gravitational forces
  • season ticket holder — a person who has a season ticket
  • second international — an international association formed in 1889 in Paris, uniting socialistic groups or parties of various countries and holding international congresses from time to time: in 1923 it joined with the Vienna International to form the Labor and Socialist International. Compare international (def 6).
  • 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)
  • second-class citizen — a citizen, especially a member of a minority group, who is denied the social, political, and economic benefits of citizenship.
  • secure accommodation — an institution where young offenders are kept in custody
  • see the light of day — come into being
  • self-differentiating — to form or mark differently from other such things; distinguish.
  • sell a bill of goods — a quantity or consignment of salable items, as an order, shipment, etc.
  • send someone packing — to dismiss or get rid of (someone) peremptorily
  • serious fraud office — a UK government office responsible for investigating and prosecuting serious fraud cases
  • serra da mantiqueira — a mountain range in SE Brazil, running parallel to the coast. Highest point, 9140 feet (2785 meters).
  • 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.
  • 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
  • sierra madre del sur — a plateau mountain range in Guerrero and Oaxaca states, S Mexico. Highest peak 12,149 feet (3703 meters).
  • silicon tetrahydride — silane (def 1).
  • small craft advisory — a U.S. National Weather Service advisory of sustained winds, over coastal and inland waters, with speeds of 20–33 knots (23–38 mph, 10–17 m/sec). Regional NWS offices have discretion over the choice of the lower limit.
  • social security card — a card that contains details of a person's social security number
  • 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.
  • sodium meta-arsenite — sodium arsenite.
  • sodium metabisulfite — Sodium metabisulfite is a crystalline compound used as an antioxidant.
  • solid rocket booster — a solid-propellant strap-on rocket used to accelerate a missile or launch vehicle during liftoff. Abbreviation: SRB.
  • sound motion picture — a motion picture with a soundtrack.
  • sound-and-light show — a nighttime spectacle or performance, at which a building, historic site, etc., is illuminated and the historic significance is imparted to spectators by means of narration, sound effects, and music.
  • 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)
  • specific conductance — conductivity (def 2).
  • specific-conductance — conductivity (def 2).
  • 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.
  • 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.
  • split the difference — the state or relation of being different; dissimilarity: There is a great difference between the two.
  • spotted crane's-bill — the American wild geranium, Geranium maculatum.
  • spread like wildfire — If something, especially news or a rumour, spreads like wildfire, it spreads extremely quickly.
  • spuyten duyvil creek — a channel in New York City at the north end of Manhattan Island, connecting the Hudson and Harlem rivers.
  • st.-germain-des-pres — an area in Paris, on the Left Bank.
  • stained glass window — a window made of coloured glass, often showing religious pictures and usually seen in churches
  • stallman, richard m. — Richard Stallman
  • standstill agreement — law: between company and bidder
  • steak and kidney pie — meat pastry
  • stockholders' equity — the net assets of a corporation as owned by stockholders in capital stock, capital surplus, and undistributed earnings.
  • stokes-adams disease — unconsciousness accompanying atrioventricular heart block, sometimes characterized by weakness, irregular pulse, and intermittent convulsive or nonconvulsive seizures.
  • string correspondent — stringer (def 6).
  • subjective idea-list — a doctrine that the world has no existence independent of sensations or ideas.
  • subscription edition — an edition of one or more volumes for which a number of prospective purchasers place orders, usually in advance of publication.
  • sufficient condition — a statement whose truth is sufficient to guarantee the truth of a given statement
  • suitland-silver hill — a city in central Maryland, near Washington, D.C.
  • summary jurisdiction — the right a court has to adjudicate immediately upon some matter arising during its proceedings
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