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18-letter words containing v, s, t, o

  • driving instructor — sb who teaches people to drive
  • ecosystem services — the important benefits for human beings that arise from healthily functioning ecosystems, notably production of oxygen, soil genesis, and water detoxification
  • employment service — (in the United States) a government department established to collect and supply to the unemployed information about job vacancies and to employers information about availability of prospective workers
  • enantioselectivity — (chemistry) The selectivity of a reaction towards one of a pair of enantiomers.
  • essence of violets — an alcoholic solution derived from violets, used as perfume
  • evapotranspiration — The process by which water is transferred from the land to the atmosphere by evaporation from the soil and other surfaces and by transpiration from plants.
  • evolution strategy — (ES) A kind of evolutionary algorithm where individuals (potential solutions) are encoded by a set of real-valued "object variables" (the individual's "genome"). For each object variable an individual also has a "strategy variable" which determines the degree of mutation to be applied to the corresponding object variable. The strategy variables also mutate, allowing the rate of mutation of the object variables to vary. An ES is characterised by the population size, the number of offspring produced in each generation and whether the new population is selected from parents and offspring or only from the offspring. ES were invented in 1963 by Ingo Rechenberg, Hans-Paul Schwefel at the Technical University of Berlin (TUB) while searching for the optimal shapes of bodies in a flow.
  • executive decision — a decision made by a person or group that has executive power
  • forced perspective — the use of objects or images that are larger or smaller than they should be, to suggest that they are nearer or further away than they really are
  • foreign investment — investment from foreign countries
  • geneva conventions — one of a series of international agreements, first made in Geneva, Switzerland, in 1864, establishing rules for the humane treatment of prisoners of war and of the sick, the wounded, and the dead in battle.
  • geodetic surveying — the surveying of the earth's surface, making allowance for its curvature and giving an accurate framework for smaller-scale surveys
  • get on sb's nerves — irritate
  • government housing — housing owned and managed by the federal or state government, which is rented out to tenants, esp as a form of affordable housing
  • gravitational lens — a heavy, dense body, as a galaxy, that lies along our line of sight to a more distant object, as a quasar, and whose gravitational field refracts the light of that object, splitting it into multiple images as seen from the earth.
  • gravitational mass — the mass of a body as measured by its gravitational attraction for other bodies.
  • have a slate loose — to be eccentric or crazy
  • have got to do sth — You use have got to when you are saying that something is necessary or must happen in the way stated. In informal American English, the 'have' is sometimes omitted.
  • have no hesitation — If you say that you have no hesitation in doing something, you are emphasizing that you will do it immediately or willingly because you are certain that it is the right thing to do.
  • have one's moments — If you say that someone or something has their moments, you are indicating that there are times when they are successful or interesting, but that this does not happen very often.
  • have words with sb — If one person has words with another, or if two or more people have words, they have a serious discussion or argument, especially because one has complained about the other's behaviour.
  • hold a reservation — If a hotel holds a reservation, it keeps a room for someone, and does not give it to someone else.
  • homelands movement — the programme to resettle native Australians on their tribal lands
  • in inverted commas — If you say in inverted commas after a word or phrase, you are indicating that it is inaccurate or unacceptable in some way, or that you are quoting someone else.
  • incentive discount — a discount on goods offered to customers, usually as a reward for repeated business or for bringing in other customers
  • indus civilization — an ancient civilization that flourished in the Indus River valley, from about 2500 to 1500 b.c.: extensive archaeological excavations at the main sites of Mohenjo-Daro and Harappa in Pakistan.
  • internet go server — (games, networking)   (IGS) A place for Go players to meet and play via the Internet.
  • investment account — a bank account in which money is saved long-term to accrue interest
  • investment company — a company that invests its funds in other companies and issues its own securities against these investments.
  • involuntary muscle — muscle: contracts involuntarily
  • leave sth too late — If you leave something too late, you delay doing it so that when you eventually do it, it is useless or ineffective.
  • limestone pavement — a horizontal surface of exposed limestone in which the joints have been enlarged, cutting the surface into roughly rectangular blocks
  • live by one's wits — the keen perception and cleverly apt expression of those connections between ideas that awaken amusement and pleasure. Synonyms: drollery, facetiousness, waggishness, repartee.
  • lives of the poets — a collection (1779–81), by Samuel Johnson, of biographical and critical essays on 52 English poets.
  • logical positivism — a philosophical movement that stresses the function of philosophy as a method of criticizing and analyzing science and that rejects all transcendental metaphysics, statements of fact being held to be meaningful only if they have verifiable consequences in experience and in statements of logic, mathematics, or philosophy itself, and with such statements of fact deriving their validity from the rules of language.
  • logical positivist — an exponent or follower of logical positivism
  • lowell observatory — the astronomical observatory, situated in Flagstaff, Arizona, at which Pluto was discovered in 1930.
  • macroinvertebrates — Plural form of macroinvertebrate.
  • maksutov telescope — a reflecting telescope in which coma and spherical aberration are reduced to a minimum by a combination of a spherical mirror and a meniscus lens placed inside the radius of curvature of the mirror.
  • margaret of valois — ("Queen Margot") 1533–1615, 1st wife of Henry IV of France: queen of Navarre; patron of science and literature (daughter of Henry II of France and Catherine de' Medici).
  • maritime provinces — region in Canada
  • mental reservation — an unexpressed doubt or qualification about a situation, person, etc.
  • microinvertebrates — Plural form of microinvertebrate.
  • microwave spectrum — a spectrum of electromagnetic radiations whose wavelengths fall in the microwave range.
  • move the goalposts — to change the aims of an activity to ensure the desired results
  • negative cash flow — the situation when income is less than payments
  • neovascularization — the development of new blood vessels, especially in tissues where circulation has been impaired by trauma or disease.
  • nervous exhaustion — extreme mental and physical fatigue caused by excessive emotional stress; neurasthenia.
  • netscape navigator — (networking, tool, product)   /Mozilla/ (Often called just "Netscape") A web browser from Netscape Communications Corporation. The first beta-test version was released free to the Internet on 13 October 1994. Netscape evolved from NCSA Mosaic (with which it shares at least one author) and runs on the X Window System under various versions of Unix, on Microsoft Windows and on the Apple Macintosh. It features integrated support for sending electronic mail and reading Usenet news, as well as RSA encryption to allow secure communications for commercial applications such as exchanging credit card numbers with net retailers. It provides multiple simultaneous interruptible text and image loading; native inline JPEG image display; display and interaction with documents as they load; multiple independent windows. Netscape was designed with 14.4 kbps modem links in mind. You can download Netscape Navigator for evaluation, or for unlimited use in academic or not-for-profit environments. You can also pay for it. Version: 1.0N. E-mail: <[email protected]>.
  • nominative-address — a noun naming the person to whom one is speaking.
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