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

schwarzschild sphere — the sphere which surrounds a non-rotating uncharged black hole, from within which no information can escape because of gravitational forces
semiautobiographical — pertaining to or being a fictionalized account of an author's own life.
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.
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.
sex change operation — a surgical operation designed to change a person's physical sexual characteristics to those of the opposite sex
shakespearean sonnet — a sonnet form used by Shakespeare and having the rhyme scheme abab, cdcd, efef, gg.
sharp-tailed sparrow — a sparrow, Ammospiza caudacuta, inhabiting salt marshes in North America, having narrow, sharply pointed tail feathers.
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.
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 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
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.
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.
splice the mainbrace — to issue and partake of an extra allocation of alcoholic spirits
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.
spread like wildfire — If something, especially news or a rumour, spreads like wildfire, it spreads extremely quickly.
square of opposition — a diagrammatic representation of the opposition of categorical propositions.
st.-germain-des-pres — an area in Paris, on the Left Bank.
star spangled banner — Stars and Stripes.
star-spangled banner — Stars and Stripes.
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
ste. anne de beaupre — a village in S Quebec, in SE Canada, on the St. Lawrence, NE of Quebec: Roman Catholic shrine.
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.
strawberry-raspberry — an arching, prickly, Japanese plant, Rubus illecebrosus, of the rose family, having an herbaceous stem, white, fragrant flowers, and large, edible, scarlet fruit.
supersonic transport — a commercial jet airplane that can fly faster than the speed of sound. Abbreviation: SST.
supplementary angles — either of two angles that added together produce an angle of 180°.
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
telesales department — the department of a company that deals with telesales
television programme — a programme broadcast on television
the (great) pyramids — the three large pyramids at Gîza, Egypt: the largest is the Pyramid of Khufu
the legal profession — the profession of law
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.

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