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17-letter words containing r, o, t, a, u, n

  • supercolumniation — the placing of one order of columns above another.
  • supernova remnant — an expanding shell of gas, with accompanying strong radio and x-ray emissions, produced by a supernova.
  • superregeneration — regeneration in which a signal is alternately amplified and quenched at a frequency slightly above the audible range to achieve high sensitivity with a single tube.
  • support mechanism — any formal system or method of providing support or assistance
  • supra-nationalism — outside or beyond the authority of one national government, as a project or policy that is planned and controlled by a group of nations.
  • surrender to bail — to present oneself at court at the appointed time after having been on bail
  • swainson's thrush — a North American thrush, Catharus ustulatus, having olive upper parts and wintering south to Argentina.
  • take sth on trust — If you take something on trust after having heard or read it, you believe it completely without checking it.
  • teacher education — training to become a teacher, usually at an institution of higher education
  • technical support — an advising and troubleshooting service provided by a manufacturer, typically a software or hardware developer, to its customers, often online or on the telephone.
  • temporary account — A temporary account is an account which is closed out at the end of the year.
  • temporomandibular — of, relating to, or situated near the hinge joint formed by the lower jaw and the temporal bone of the skull.
  • tertiary consumer — a carnivore at the topmost level in a food chain that feeds on other carnivores; an animal that feeds only on secondary consumers.
  • tetrafluoroethene — a dense colourless gas that is polymerized to make polytetrafluorethene (PTFE). Formula: F2C:CF2
  • the black country — the formerly heavily industrialized region of central England, northwest of Birmingham
  • the carboniferous — the Carboniferous period or rock system
  • the rann of kutch — an extensive salt waste in W central India, and S Pakistan: consists of the Great Rann in the north and the Little Rann in the southeast; seasonal alternation between marsh and desert; some saltworks. In 1968 an international tribunal awarded about 10 per cent of the border area to Pakistan. Area: 23 000 sq km (9000 sq miles)
  • thermal diffusion — the separation of constituents, often isotopes, of a fluid under the influence of a temperature gradient.
  • thermal pollution — a rise in the temperature of rivers or lakes that is injurious to water-dwelling life and is caused by the disposal of heated industrial waste water or water from the cooling towers of nuclear power plants.
  • thermocoagulation — the coagulation of tissue by heat-producing high-frequency electric currents, used therapeutically to remove small growths or to create specific lesions in the brain.
  • thread escutcheon — a raised metal rim around a keyhole.
  • thuringian forest — a forested mountain region in central Germany: a resort area.
  • tongue-and-groove — the technique of making a joint between two boards by means of a tongue along the edge of one board that fits into a groove along the edge of the other board
  • torricellian tube — a vertical glass tube partly evacuated and partly filled with mercury, the height of which is used as a measure of atmospheric pressure
  • touch a raw nerve — If you say that you have touched a nerve or touched a raw nerve, you mean that you have accidentally upset someone by talking about something that they feel strongly about or are very sensitive about.
  • transfer function — The transfer function of a circuit is the ratio of the response to the input.
  • trapdoor function — a function defined from data by means of a mathematical procedure in such a way that it is easy to obtain the function when the data are known, but when the procedure and data are not known it becomes very difficult to determine the original data: used in cryptography, where the data are the characters of the plain text, or message, and the trapdoor function is the cryptogram.
  • turbinado (sugar) — a partially refined, granulated, pale-brown sugar obtained by washing raw sugar in a centrifuge until most of the molasses is removed
  • turn on the charm — If someone turns on the charm, they behave in a way that seems very friendly but which you think is insincere, often in order to obtain something or deceive someone.
  • ultraconservative — extremely conservative, especially in politics.
  • ultramicrobalance — a balance for weighing precisely, to a hundredth of a microgram or less, minute quantities of material.
  • uncomfortableness — causing discomfort or distress; painful; irritating.
  • unconformity trap — An unconformity trap is a hydrocarbon trap where the closure is made by an unconformity (= a formation of rock layers which represents a gap in the geological record).
  • uncooperativeness — working or acting together willingly for a common purpose or benefit.
  • undercompensation — to compensate or pay less than is fair, customary, or expected.
  • undulatory theory — wave theory (def 1).
  • unemployment rate — percentage of population without jobs
  • uniformitarianism — supporting, conforming to, or derived from a theory or doctrine about uniformity, especially on the subject of geology.
  • unify corporation — (company)   Developers of the Unify relational database. At one time, before Sybase, they were a competitor of Oracle, et al.
  • unitary authority — (in the United Kingdom) a district administered by a single tier of local government, esp those districts of England that became administratively independent of the county councils in 1996–98
  • unofficial strike — a strike that is not approved by the strikers' trade union
  • unproportionately — proportioned; being in due proportion; proportional.
  • urban development — the development or improvement of an urban area by building
  • urban exploration — a recreational activity in which people explore derelict urban structures such as abandoned sewers or underground railways or attempt to access areas which are closed to the public such as the roofs of skyscrapers
  • urogenital system — the urinary tract and reproductive organs
  • vacuum aspiration — menstrual extraction.
  • vacuum extraction — applying suction to a baby's head during birth to help it emerge
  • vernacularization — to translate into the natural speech peculiar to a people.
  • vibrofluidization — Vibrofluidization is when vibration is used to make particles move in a fluidized bed.
  • victor emmanuel i — 1759–1824, king of Sardinia 1802–21.
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