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20-letter words containing o, p, s, i

  • diisobutyl phthalate — a clear, colorless liquid, C 14 H 26 O 4 , used chiefly as a plasticizer for nitrocellulose.
  • diogenes (of sinope) — 412?-323? b.c.; Gr. philosopher: noted for founding the Cynical school of philosophy
  • diophantine analysis — any of several methods for finding integral solutions for equations with more than one variable whose coefficients are integers.
  • diplomatic secretary — secretary (def 5).
  • diplomatic-secretary — secretary (def 5).
  • dispersion hardening — the strengthening of an alloy as a result of the presence of fine particles in the lattice
  • displacement tonnage — the number of long tons of water displaced by a vessel, light or load displacement being specified.
  • disproportionateness — The state or quality of being disproportionate or out of proportion.
  • doctor of philosophy — Also called doctorate. the highest degree awarded by a graduate school, usually to a person who has completed at least three years of graduate study and a dissertation approved by a board of professors.
  • double decomposition — a reaction whose result is the interchange of two parts of two substances to form two new substances, as AgNO 3 + NaCl → AgCl + NaNO 3 .
  • eastern roman empire — the eastern of the two empires created by the division of the Roman Empire in 395 ad
  • eight queens problem — eight queens puzzle
  • electrophysiological — Of or pertaining to electrophysiology.
  • employee association — an organization, other than a trade union, whose members comprise employees of a single employing organization. The aims of the association may be social, recreational, or professional
  • employer's liability — an employer's legal responsibility to pay damages to an employee who has been injured or who has contracted an illness because of the work he or she does
  • epitaxial transistor — a transistor made by depositing a thin pure layer of semiconductor material (epitaxial layer) onto a crystalline support by epitaxy. The layer acts as one of the electrode regions, usually the collector
  • essential complexity — (programming)   A measure of the "structuredness" of a program.
  • european social fund — one of the four Structural Funds of the European Union which aims to support employment and the economic and social well-being of EU member countries
  • evening primrose oil — an oil, obtained from the seeds of the evening primrose, that is claimed to stimulate the production of prostaglandins
  • external respiration — exchange of oxygen and carbon dioxide across external or respiratory surfaces, as gills or lungs, in multicellular organisms
  • feather in one's cap — one of the horny structures forming the principal covering of birds, consisting typically of a hard, tubular portion attached to the body and tapering into a thinner, stemlike portion bearing a series of slender, barbed processes that interlock to form a flat structure on each side.
  • field ion microscope — a device in which the atomic structure of the surface of a conductor is made visible by introducing helium gas into the device and applying a high voltage to ionize and accelerate the gas toward a fluorescent screen.
  • field-ion microscope — a device in which the atomic structure of the surface of a conductor is made visible by introducing helium gas into the device and applying a high voltage to ionize and accelerate the gas toward a fluorescent screen.
  • file descriptor leak — (programming)   (Or "fd leak" /F D leek/) A kind of programming bug analogous to a core leak, in which a program fails to close file descriptors ("fd"s) after file operations are completed, and thus eventually runs out of them. See leak.
  • first point of aries — the vernal equinox.
  • first world problems — If you say that someone has First World problems, you mean that their problems are not really very important.
  • first-person shooter — a type of video game in which the player assumes the field of vision of the protagonist, so that the game camera includes the character's weapon, but the rest of the character model is not seen. Abbreviation: FPS.
  • flame-fusion process — Verneuil process.
  • for sb's consumption — If you do or say something for a particular person's or group's consumption, you do or say it especially for them, although your private thoughts or plans may be very different.
  • fore-and-aft topsail — gaff topsail (def 1).
  • freight pass-through — a special allowance or discounted price given a bookseller or bookstore by a publishing house for paying the freight charge on a shipment of books ordered: so called because the shipping charge is passed on to the consumer by an increase in the suggested retail price for each book. Abbreviation: FPT.
  • gaff-topsail catfish — a sea catfish, Bagre marinus, occurring in the Atlantic and the Gulf of Mexico from Cape Cod to Panama, and having the spine of the dorsal fin greatly prolonged and flattened.
  • general postal union — former name of Universal Postal Union. Abbreviation: GPU.
  • glucosamine sulphate — a compound used in some herbal remedies and dietary supplements, esp to strengthen joint cartilage
  • go like the clappers — to move extremely fast
  • graphics accelerator — (graphics, hardware)   Hardware (often an extra circuit board) to perform tasks such as plotting lines and surfaces in two or three dimensions, filling, shading and hidden line removal.
  • group life insurance — a form of life insurance available to members of a group, typically employees of a company, under a master policy.
  • group representation — representation in a governing body on the basis of interests rather than by geographical location.
  • hang up one's spikes — to retire, as from a professional sport
  • harmonic progression — a series of numbers the reciprocals of which are in arithmetic progression.
  • have had one's chips — to be defeated, condemned to die, killed, etc
  • he's no oil painting — he is not good-looking
  • heteropolysaccharide — (carbohydrate) any polysaccharide formed from two or more different kinds of monosaccharide.
  • high-explosive shell — a shell containing high explosive
  • holy water sprinkler — morning star (def 2).
  • homo sapiens sapiens — the subspecies of the genus Homo in which modern humans are classified.
  • horizontally opposed — A horizontally opposed engine has the cylinders set horizontally at either side of the crankshaft.
  • hospitality industry — the hotel and accommodation industry
  • household appliances — devices or machines, usually electrical, that are in your home and which you use to do jobs such as cleaning or cooking
  • houses of parliament — In Britain, the Houses of Parliament are the British parliament, which consists of two parts, the House of Commons and the House of Lords. The buildings where the British parliament does its work are also called the Houses of Parliament.
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