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18-letter words containing e, n, t, r, c, h

  • research-intensive — focusing financial and other resources on research and development as opposed to capital and labor; noting or pertaining to a high ratio of expenditure on research in relation to the value of net output.
  • residential school — (in Canada) a boarding school maintained by the Canadian government for Indian and Inuit children from sparsely populated settlements
  • resistance fighter — someone who fights (for freedom, etc) against an invader in an occupied country, or against their government, etc, often secretly or illegally
  • roman architecture — buildings in style of ancient Rome
  • root canal therapy — endodontics.
  • rotary clothesline — an apparatus of radiating spokes that support lines on which clothes are hung to dry
  • rotten to the core — person: wicked
  • rubbish collection — the collection of domestic refuse for disposal
  • saskatchewan party — (in Canada) a Saskatchewan political party formed by former members of the provincial Progressive Conservative and Liberal Parties
  • schengen agreement — an agreement, signed in 1985 at a meeting of European leaders near Schengen, Luxembourg, but not implemented until 1995, to gradually abolish border controls within Europe; it was supplemented in 1990 by the Schengen Convention; in 1999 the agreement was incorporated into European Union law. Twenty-six countries acceded by 2015; the UK is not a signatory
  • schwarz inequality — Also called Cauchy's inequality. the theorem that the inner product of two vectors is less than or equal to the product of the magnitudes of the vectors.
  • scottish deerhound — one of a Scottish breed of large, tall hunting dogs having a medium-length, wiry, gray or reddish-fawn coat, originally developed for hunting and bringing down deer, and known as the royal dog of Scotland.
  • scratch one's head — If you say that someone is scratching their head, you mean that they are thinking hard and trying to solve a problem or puzzle.
  • scruff of the neck — If someone takes you by the scruff of the neck, they take hold of the back of your neck or collar suddenly and roughly.
  • search-and-destroy — designed to find and destroy by bombing etc
  • shipping container — a large, strong container, usually of metal, used to store goods in during shipment
  • shotgun microphone — a directional microphone with a narrow-angle range of sensitivity.
  • shugart technology — Seagate Technology
  • sling psychrometer — a psychrometer so designed that the wet-bulb thermometer can be ventilated, to expedite evaporation, by whirling in the air.
  • sonic depth finder — a sonar instrument that uses echolocation to measure depths under water.
  • sound spectrograph — an electronic device for recording a sound spectogram.
  • southern cameroons — German Kamerun. a region in W Africa: a German protectorate 1884–1919; divided in 1919 into British and French mandates.
  • speech recognition — Computers. the computerized analysis of spoken words in order to identify the speaker, as in security systems, or to respond to voiced commands: the analysis is performed by finding patterns in the spectrum of the incoming sound and comparing them with stored patterns of elements of sound, as phones, or of complete words.
  • speech synthesizer — device that imitates human voice
  • spherical triangle — a triangle formed by arcs of great circles of a sphere.
  • standard schnauzer — schnauzer.
  • stockholm syndrome — an emotional attachment to a captor formed by a hostage as a result of continuous stress, dependence, and a need to cooperate for survival.
  • store launch event — A store launch event is a special event, which publicizes the opening of a new store and at which discounts and free samples may be offered.
  • strathclyde region — a former local government region in W Scotland: formed in 1975 from Glasgow, Renfrewshire, Lanarkshire, Buteshire, Dunbartonshire, and parts of Argyllshire, Ayrshire, and Stirlingshire; replaced in 1996 by the council areas of Glasgow, Renfrewshire, East Renfrewshire, Inverclyde, North Lanarkshire, South Lanarkshire, Argyll and Bute, East Dunbartonshire, West Dunbartonshire, North Ayrshire, South Ayrshire, and East Ayrshire
  • stretch one's legs — either of the two lower limbs of a biped, as a human being, or any of the paired limbs of an animal, arthropod, etc., that support and move the body.
  • sympathetic string — a thin wire string, as in various obsolete musical instruments, designed to vibrate sympathetically with the bowed or plucked strings to reinforce the sound.
  • symphony orchestra — a large orchestra composed of wind, string, and percussion instruments and organized to perform symphonic compositions.
  • synthetic geometry — elementary geometry, as distinct from analytic geometry.
  • teacher evaluation — the process of vetting teachers to maintain teaching standards
  • technical reserves — Technical reserves are amounts of money set aside to pay for underwriting liabilities.
  • technical sergeant — a noncommissioned officer ranking below a master sergeant and above a staff sergeant.
  • telephone receiver — a device, as in a telephone, that converts changes in an electric current into sound.
  • tetrachloromethane — carbon tetrachloride.
  • the american dream — the notion that the American social, economic, and political system makes success possible for every individual
  • the dark continent — a term for Africa when it was relatively unexplored
  • the electronic age — the electronic age began when electronic equipment, including computers came into use
  • the french riviera — the Mediterranean coastal region of France from Cannes eastward to Italy
  • the general public — the people in a society; people in general
  • the hunger marches — a number of processions by unemployed workers in the 1930s to protest against unemployment and deprivation
  • the kinetic theory — a theory of gases postulating that they consist of particles of negligible size moving at random and undergoing elastic collisions
  • the north atlantic — the northern part of the Atlantic Ocean, especially the waters separating North America and Europe
  • the uncircumcision — the gentiles
  • the-dark-continent — Africa: so called, especially during the 19th century, because little was known about it.
  • thermal efficiency — the ratio of the work output of a heat engine to the heat input expressed in the same units of energy.
  • thermionic current — an electric current produced by the flow of thermions.
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