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

  • multistorey car park — a car park consisting of several levels
  • mum-and-dad investor — a small-scale non-professional investor
  • navigable semicircle — the less violent half of a cyclone; the half blowing in the direction opposite to that in which the cyclone is moving and in which a vessel can run before the wind.
  • nephroangiosclerosis — (pathology) sclerosis of the renal arterioles.
  • net register tonnage — the taxable gross tonnage of a merchant ship.
  • netherlands antilles — a Netherlands overseas territory in the Caribbean Sea, N and NE of Venezuela; includes the islands of Aruba, Bonaire, Curaçao, Saba, and St. Eustatius, and the S part of St. Martin: considered an integral part of the Dutch realm. 366 sq. mi. (948 sq. km). Capital: Willemstad.
  • neurophysiologically — In terms of, or with regard to, neurophysiology.
  • neuropsychiatrically — In terms of neuropsychiatry.
  • neuropsychologically — In terms of or by means of neuropsychology.
  • new siberian islands — an archipelago in the Arctic Ocean, off the N mainland of Russia, in the Sakha Republic. Area: about 37 555 sq km (14 500 sq miles)
  • night storage heater — a heater or radiator that stores heat at night-time because electricity is cheaper
  • nikkei stock average — an index of prices on the Tokyo Stock Exchange
  • nine plus zero array — the arrangement of microtubules characteristic of basal bodies and centrioles, consisting of nine evenly spaced triplets between the outer and inner walls of the structure and having no central microtubules. Symbol: 9 + 0.
  • non-volatile storage — (storage)   (NVS, persistent storage, memory) A term describing a storage device whose contents are preserved when its power is off. Storage using magnetic media (e.g. magnetic disks, magnetic tape or bubble memory) is normally non-volatile by nature whereas semiconductor memories (static RAM and especially dynamic RAM) are normally volatile but can be made into non-volatile storage by having a (rechargable) battery permanently connected. Other examples of non-volatile storage are EEPROM, CD-ROM, paper tape and punched cards.
  • nonsense correlation — a correlation supported by data but having no basis in reality, as between incidence of the common cold and ownership of televisions
  • north celestial pole — the point of intersection of the earth's extended axis and the northern half of the celestial sphere, lying about 1° from Polaris
  • norwegian forest cat — a breed of long-haired cat with a long bushy tail and a long mane
  • notre dame mountains — a mountain range in E Quebec, Canada, an extension of the Green Mountains in Vermont and a portion of the Appalachian Mountains: about 500 miles (800 km) long, rising about 2000 feet (610 meters).
  • objective relativism — the doctrine that knowledge of real objects is relative to the individual.
  • occupation franchise — the right of a tenant to vote in national and local elections
  • official secrets act — law: legislation protecting state secret
  • olfactory anesthesia — absence or loss of the sense of smell.
  • omega-minus particle — a baryon with strangeness −3, isotopic spin 0, and negative charge; predicted from the mathematics of the Eightfold Way and subsequently discovered. Symbol: Ω −.
  • on o's best behavior — If someone is on their best behavior, they are trying very hard to behave well.
  • one's heart's desire — If you say that someone or something is your heart's desire, you mean that you want that person or thing very much.
  • one's spiritual home — Your spiritual home is the place where you feel that you belong, usually because your ideas or attitudes are the same as those of the people who live there.
  • operating conditions — Operating conditions are a set of conditions for operating a particular system or process.
  • operation barbarossa — the codename for Hitler's invasion (1941) of Russia
  • operational calculus — a method for solving a differential equation by treating differential operators as ordinary algebraic quantities, thus obtaining a simpler problem.
  • operational database — (database)   A database containing up-to-date, modifiable data, in contrast to a decision support database.
  • operational strategy — a plan or set of plans for successfully running a business, etc
  • organization expense — the costs associated with organizing a business entity and bringing it into existence
  • orthognathic surgery — the surgical correction of deformities or malpositions of the jaw.
  • orthopaedic mattress — a specially firm mattress designed to help correct or ameliorate the discomfort of disorders of the spine and joints
  • oscillating universe — a variant model of the closed universe in which the universe undergoes cycles of expansion and contraction.
  • overenthusiastically — With excessive enthusiasm.
  • packed like sardines — If you say that a crowd of people are packed like sardines, you are emphasizing that they are sitting or standing so close together that they cannot move easily.
  • paper qualifications — qualifications gained through official examinations, etc, rather than through experience
  • pappus of alexandria — 3rd century bc, Greek mathematician, whose eight-volume Synagoge is a valuable source of information about Greek mathematics
  • parametric equations — one of two or more equations expressing the location of a point on a curve or surface by determining each coordinate separately.
  • parkinson's syndrome — a complex of symptoms indistinguishable from Parkinson's disease, commonly affecting boxers or sometimes occurring as a result of substance abuse or an encephalitic infection.
  • particulate scrubber — A particulate scrubber is a scrubber in which a liquid is mixed with the gas to collect solids.
  • partitioned data set — (file format)   (PDS) A data set on an IBM mainframe that contains members, each of which acts like a separate data set. Partitioned data sets are more space-efficient than individual data sets, because they can put more than one data set on a track. They are also used to hold libraries, with one function per member. The syntax for a member is NAME.OF.PDS(MEMBER) although some systems (such as Phoenix) could use NAME.OF.PDS:MEMBER Original PDSes were of fixed size, and needed frequent compression to recover space after deleting or changing members. Newer PDS/E Extended PDSes do not have this problem.
  • pass in one's marble — to die
  • peculiar institution — black slavery in the southern U.S. before the Civil War.
  • pedal steel (guitar) — a steel guitar mounted on legs and equipped with pedals that serve as an additional means of changing pitch
  • pentobarbital sodium — a barbiturate drug used in medicine as a sedative and hypnotic. Formula: C11H17N2O3Na
  • periarteritis nodosa — polyarteritis.
  • permonosulfuric acid — persulfuric acid (def 1).
  • peroxysulphuric acid — a white hygroscopic crystalline unstable oxidizing acid. Formula: H2SO5
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