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25-letter words containing a, d, r, i

  • on the horns of a dilemma — one of the bony, permanent, hollow paired growths, often curved and pointed, that project from the upper part of the head of certain ungulate mammals, as cattle, sheep, goats, or antelopes.
  • on the understanding that — with the condition that; providing
  • open educational resource — Usually, open educational resources. a piece of content or a tool for teaching or learning, often developed online, that is made available free of charge for anyone to use, revise, adapt, or redistribute. Abbreviation: OER.
  • ordinary national diploma — a vocational qualification in England and Wales and Northern Ireland. It is the highest level of the BTEC structure and is equal to A-Levels
  • outside broadcasting unit — a mobile studio from which broadcasts are made
  • oxidative phosphorylation — the aerobic synthesis, coupled to electron transport, of ATP from phosphate and ADP.
  • page description language — a high-level programming language for determining the output of a page printer designed to work with it, independent of the printer's internal codes. Abbreviation: PDL.
  • party political broadcast — A party political broadcast is a short broadcast on radio or television made by a political party, especially before an election. It explains their views and often criticizes other political parties.
  • personal flotation device — a life preserver, life jacket, or other device for keeping a person afloat in the water. Abbreviation: PFD.
  • personalized number plate — a car registration plate that has the owner's initials or name on it
  • point-and-drool interface — (abuse)   (Or "point-and-grunt interface") A parody of "point-and-shoot interface", describing a windows, icons, and mouse-based (WIMP) graphical user interface. The implication, of course, is that such an interface is only suitable for idiots. See for the rest of us, WIMP, drool-proof paper.
  • point-and-grunt interface — point-and-drool interface
  • polycystic ovary syndrome — a hormonal disorder in which the Graafian follicles in the ovary fail to develop completely so that they are unable to ovulate, remaining as multiple cysts that distend the ovary. The results can include reduced fertility, obesity, and hirsutism
  • potassium sodium tartrate — a colorless or white, water-soluble solid, KNaC 4 H 4 O 6 ⋅4H 2 O, used in silvering mirrors, in the manufacture of Seidlitz powders and baking powder, and in medicine as a laxative.
  • preferred ordinary shares — shares issued by a company that rank between preference shares and ordinary shares in the payment of dividends
  • pressurized-water reactor — a nuclear reactor using water as coolant and moderator at a pressure that is too high to allow boiling to take place inside the reactor. The fuel is enriched uranium oxide cased in zirconium
  • prices and incomes policy — voluntary or statutory regulation of the level of increases in prices and incomes
  • primary domain controller — (networking)   (PDC) Each Windows NT domain has a Primary Domain Controller and zero or more Backup Domain Controllers. The PDC holds the SAM database and authenticates access requests from workstations and servers in the domain.
  • primary management domain — (messaging)   (PRMD) The component of an X.400 electronic mail address that gives the organisation name, usually abbreviated to p= in written addresses. See also ADMD.
  • primary producing country — a country that is involved in the extraction or winning of products consisting of raw materials, as in agriculture, fishing, forestry, hunting, or mining
  • process design language 2 — (language)   (PDL2) A language developed for the Texas Instruments ASC computer.
  • profit and loss statement — A profit and loss statement is a statement that is compiled at the end of a financial year showing that year's revenue and expense items and indicating gross and net profit or loss.
  • progressive federal party — a political party, formed in 1977 by a merger between the Progressive Party and members of the United Party, supporting qualified franchise for all South Africans irrespective of race, colour, or creed; merged with other parties in 1989 to form the Democratic Party
  • property damage insurance — insurance against losses arising from damage to the property of others, as in a motor-vehicle accident.
  • put/set sb's mind at rest — To put someone's mind at rest or set their mind at rest means to tell them something that stops them worrying.
  • qualified majority voting — a voting system, used by the EU Council of Ministers, enabling certain resolutions to be passed without unanimity
  • radio-controlled junction — A radio-controlled junction is a piece of equipment used to control underground pipelines which connect oil tanks.
  • ram's-head lady's-slipper — a rare, slender-stemmed orchid, Cypripedium arietinum, of northeastern North America, that has crimson-streaked, whitish-lipped flowers with purple sepals and grows in moist soil.
  • rate monotonic scheduling — (algorithm)   A means of scheduling the time allocated to periodic hard-deadline real-time users of a resource. The users are assigned priorities such that a shorter fixed period between deadlines is associated with a higher priority. Rate monotonic scheduling provides a low-overhead, reasonably resource-efficient means of guaranteeing that all users will meet their deadlines provided that certain analytical equations are satisfied during the system design. It avoids the design complexity of time-line scheduling and the overhead of dynamic approaches such as earliest-deadline scheduling.
  • read someone the riot act — If someone in authority reads you the riot act, they tell you that you will be punished unless you start behaving properly.
  • really simple syndication — Rich Site Summary
  • reduced paid-up insurance — life insurance in which a nonforfeiture value is used to purchase a reduced amount of fully paid-up insurance of the same kind as the surrendered policy.
  • registered representative — an employee of a member firm of a stock exchange, authorized to execute orders for the clients of the firm.
  • rehabilitation department — a government department set up after World War II to assist ex-servicemen
  • rubidium-strontium dating — a radiometric dating method whereby the ratio of rubidium isotope to strontium in a mineral is used to calculate the age of the mineral, based on the rate of radioactive decay of rubidium to strontium.
  • ruby-throated hummingbird — a small hummingbird, Archilochus colubris, the only hummingbird of eastern North America, having metallic-green upper plumage and a bright red throat in the male.
  • saint pierre and miquelon — two small groups of islands off the S coast of Newfoundland: an overseas territory of France; important base for fishing. 3 sq. mi. (240 sq. km). Capital: St. Pierre.
  • san nicolas de los garzas — a city in Nuevo Léon state, N Mexico, a suburb of Monterrey.
  • saybolt universal seconds — a US measurement of viscosity similar in type to the British Redwood seconds
  • single document interface — (programming)   (SDI) A limitation applying to an application program that only shows a single windows giving a view of one document at a time. The opposite is Multiple Document Interface (MDI).
  • sitting and standing room — places designated both for sitting and standing (customers), as in a concert hall, etc
  • spectral band replication — (audio, compression)   (SBR) Guessing the nontransmitted higher frequency range of a compressed audio file by some helper bits (transmiited with the stream) and the transmitted base band. SBR allows a restoration (not reconstruction) of the upper frequency range without lots of bits. It was developed by Coding Technology, and is useful for medium and high quality coding at low and medium data rates. It is used by Digital Radio Mondiale and MP3 Pro.
  • stand in a person's light — to stand so as to obscure a person's vision
  • streaming simd extensions — (architecture)   (SSE) Intel Corporation's floating point SIMD extention of their Pentium microprocessor architecture. SSE was formerly know as KNI (Katmai New Instructions). It was introduced with the Pentium III.
  • subordinating conjunction — a conjunction introducing a subordinate clause, as when in They were glad when I finished.
  • subscriber trunk dialling — a service by which telephone subscribers can obtain trunk calls by dialling direct without the aid of an operator
  • take sth under advisement — If someone in authority takes a matter under advisement, they decide that the matter needs to be considered more carefully, often by experts.
  • tetragonal trisoctahedron — Geometry. a trisoctahedron the faces of which are quadrilaterals; trapezohedron.
  • the empire state building — a very high skyscraper in New York City
  • the industrial revolution — the transformation in the 18th and 19th centuries of first Britain and then other W European countries and the US into industrial nations
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