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20-letter words containing e, s, p, a, o

  • societal development — the formation and transformation of social life, customs, institutions, etc.
  • soft gelatin capsule — A soft gelatin capsule is a type of capsule that is usually used to contain medicine in the form of liquid or powder, and which dissolves more quickly than a hard gelatin capsule.
  • some hope/not a hope — If you say 'Some hope', or 'Not a hope', you think there is no possibility that something will happen, although you may want it to happen.
  • 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 temperate zone — the part of the earth's surface between the tropic of Capricorn and the Antarctic Circle.
  • 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.
  • 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.
  • spatial technologies — (company)   Distributors of the ACIS solid modelling engine.
  • 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
  • specific conductance — conductivity (def 2).
  • specific performance — (especially in the sale of land) literal compliance with one's contractual promises pursuant to a judicial mandate.
  • specific-conductance — conductivity (def 2).
  • 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.
  • 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.
  • 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.
  • square of opposition — a diagrammatic representation of the opposition of categorical propositions.
  • staff of aesculapius — a representation of a forked staff with an entwining serpent, used as a symbol of the medical profession and as the insignia of the American Medical Association and other medical organizations. Compare caduceus (def 2).
  • state highway patrol — a state's road traffic police
  • 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.
  • step up to the plate — to move into batting position
  • subpoena duces tecum — a writ directing a person to appear in court and to bring some document described in the writ.
  • supersonic transport — a commercial jet airplane that can fly faster than the speed of sound. Abbreviation: SST.
  • switchboard operator — a person who operates an installation in a telephone exchange, office, hotel, etc, at which the interconnection of telephone lines is manually controlled
  • 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 legal profession — the profession of law
  • theosophical society — a society founded by Madame Blavatsky and others, in New York in 1875, advocating a worldwide eclectic religion based largely on Brahmanic and Buddhistic teachings.
  • third-party software — software created by programmers or publishers independent of the manufacturer of the hardware for which it is intended.
  • throw up one's hands — the terminal, prehensile part of the upper limb in humans and other primates, consisting of the wrist, metacarpal area, fingers, and thumb.
  • to disturb the peace — If someone is accused of disturbing the peace, they are accused of behaving in a noisy and offensive way in public.
  • to overstep the mark — If someone oversteps the mark, they behave in a way that is considered unacceptable.
  • to push the boat out — If you push the boat out, you spend a lot of money on something, especially in order to celebrate.
  • to put an end to sth — To put an end to something means to cause it to stop.
  • to scrape the barrel — If you say that someone is scraping the barrel, or scraping the bottom of the barrel, you disapprove of the fact that they are using or doing something of extremely poor quality.
  • to spread your wings — If you spread your wings, you do something new and rather difficult or move to a new place, because you feel more confident in your abilities than you used to and you want to gain wider experience.
  • transposed conjugate — adjoint (def 2).
  • transposition cipher — a cipher that rearranges the letters of the plain text in a different sequence.
  • tropical disturbance — a very weak, or incipient, tropical cyclone.
  • tropospheric scatter — transmission of radio frequency signals that have been scattered from irregularities in the troposphere to locations hundreds of kilometers distant.
  • trumpet call for sth — a signal for something
  • turn an honest penny — to earn money fairly and honestly
  • upper yosemite falls — a section of Yosemite Falls in central California, in the Yosemite National Park that is 436 m (1430 ft) high
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