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21-letter words containing s, e, r, g, a

  • premium savings bonds — (in Britain) bonds issued by the Treasury since 1956 for purchase by the public. No interest is paid but there is a monthly draw for cash prizes of various sums
  • profit-sharing scheme — a scheme employing profit-sharing; a system in which a portion of the net profit of a business is distributed to its employees, usually in proportion to their wages or their length of service
  • progressive education — any of various reformist educational philosophies and methodologies since the late 1800s, applied especially to elementary schools, that reject the rote recitation and strict discipline of traditional, single-classroom teaching, favoring instead more stimulation of the individual pupil as well as group discussion, more informality in the classroom, a broader curriculum, and use of laboratories, gymnasiums, kitchens, etc., in the school.
  • psychological warfare — the use of propaganda, threats, and other psychological techniques to mislead, intimidate, demoralize, or otherwise influence the thinking or behavior of an opponent.
  • pulse height analyser — a multichannel analyser that sorts pulses into selected amplitude ranges
  • pulse height analyzer — an instrument that records or counts an electrical pulse if its amplitude falls within specified limits: used in nuclear physics research for the determination of energy spectra of nuclear radiations
  • purchasing department — the group of staff within an organization that is responsible for buying goods or products
  • quartermaster general — a general in command of the Quartermaster Corps.
  • radius of convergence — a positive number so related to a given power series that the power series converges for every number whose absolute value is less than this particular number.
  • range of significance — the set of subjects for which a given predicate is intelligible
  • rattle someone's cage — to upset or anger someone
  • rayleigh distribution — (mathematics)   A curve that yields a good approximation to the actual labour curves on software projects.
  • reading comprehension — a text that students use to help them improve their reading skills, by reading it and answering questions relating to the text. Sometimes used as a test or examination of reading skills. A reading comprehension can be in the student's own or another language
  • real operating system — (operating system, abuse)   The sort the speaker is used to. People from the BSDophilic academic community are likely to issue comments like "System V? Why don't you use a *real* operating system?", people from the commercial/industrial Unix sector are known to complain "BSD? Why don't you use a *real* operating system?", and people from IBM object "Unix? Why don't you use a *real* operating system?" See holy wars, religious issues, proprietary, Get a real computer!.
  • reckless endangerment — a crime whereby a person behaves in a reckless manner which creates a substantial risk of serious physical injury to another person
  • reconnaissance flight — a flight made by an aircraft in order to obtain military information about a particular place
  • redlegged grasshopper — a migratory grasshopper, Melanoplus femur-rubrum, of the southwestern and midwestern U.S., having reddish skin on the underside of the hind legs: an agricultural pest.
  • registration document — a document giving identification details of a motor vehicle, including its manufacturer, date of registration, engine and chassis numbers, and owner's name
  • revillagigedo islands — an uninhabited island group belonging to Mexico, in the Pacific Ocean, SSW of the Baja California peninsula: Socorro is the largest island. 320 sq. mi. (830 sq. km).
  • ring-around-the-rosey — a children's game in which the players sing while going around in a circle and squat when the lyrics “all fall down” are sung.
  • rolling in the aisles — (of an audience) overcome with laughter
  • roodepoort-maraisburg — a city in S Transvaal, in the NE Republic of South Africa.
  • rutherford scattering — the scattering of an alpha particle through a large angle with respect to the original direction of motion of the particle, caused by an atom (Rutherford atom) with most of the mass and all of the positive electric charge concentrated at a center or nucleus.
  • salam-weinberg theory — the electroweak theory.
  • san gabriel mountains — a mountain range in S California, N of Los Angeles. Highest peak, San Antonio Peak, 10,080 feet (3072 meters).
  • satisficing behaviour — the form of behaviour demonstrated by firms who seek satisfactory profits and satisfactory growth rather than maximum profits
  • saving your reverence — a form of apology for using an obscene or taboo expression
  • schlieren photography — a type of photography which records schlieren
  • secure hash algorithm —
  • seeing/hearing things — If you say that someone is seeing or hearing things, you mean that they believe they are seeing or hearing something that is not really there.
  • serbia and montenegro — a former country in SE Europe, consisting of the republics of Serbia and Montenegro; replaced the Federal Republic of Yugoslavia in 2003, and dissolved in 2006 following Montenegro’s decision to secede
  • short message service — (messaging)   (SMS) A message service offered by the GSM digital mobile telephone system. Using SMS, a short alphanumeric message (160 alphanumeric characters) can be sent to a mobile phone to be displayed there, much like in an alphanumeric pager system. The message is buffered by the GSM network until the phone becomes active.
  • signal-to-noise ratio — the ratio of one parameter, such as power of a wanted signal to the same parameter of the noise at a specified point in an electronic circuit, etc
  • simple actor language — (language)   (SAL) A minimal actor language, used for teaching in:
  • sing a different tune — a succession of musical sounds forming an air or melody, with or without the harmony accompanying it.
  • single parent benefit — a form of government funded financial assistance paid to single parents
  • single spanish burton — a tackle having a runner as well as the fall supporting the load, giving a mechanical advantage of three, neglecting friction.
  • siren call/siren song — A siren call or siren song is the appeal that something has although it is harmful or dangerous.
  • snap one's fingers at — any of the terminal members of the hand, especially one other than the thumb.
  • sovereign wealth fund — an investment fund created using the financial assets of a national government
  • spark ignition engine — A spark ignition engine is an engine running on the Otto cycle.
  • spin angular momentum — to make (yarn) by drawing out, twisting, and winding fibers: Pioneer women spun yarn on spinning wheels.
  • split-finger fastball — a type of fastball that sinks abruptly as it nears home plate, thrown with the grip used for a forkball
  • stem-and-leaf diagram — a histogram in which the data points falling within each class interval are listed in order
  • strategic air command — a U.S. Air Force command charged with intercontinental air strikes, especially nuclear attacks.
  • submerged arc welding — a type of heavy electric-arc welding using mechanically fed bare wire with the arc submerged in powdered flux to keep out oxygen
  • suction and curettage — a technique involving extraction of the fetus through a suction tube, used to perform abortions during the early stages of pregnancy.
  • supergranulation cell — one of a number of large convection cells in the photosphere and chromosphere of the sun, each having a diameter of 10,000–20,000 miles (16,000–32,000 km) and lasting longer than a day.
  • surface friction drag — the part of the drag on a body moving through a fluid that is dependent on the nature of the surface of the body
  • take one's finger out — stop delaying or procrastinating
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