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19-letter words containing l, f, r

  • godfrey of bouillon — (Duke of Lower Lorraine) 1060?–1100, French leader of the First Crusade 1096–99.
  • grandfather's clock — a pendulum floor clock having a case as tall as or taller than a person; tall-case clock; long-case clock.
  • gravitational field — the attractive effect, considered as extending throughout space, of matter on other matter.
  • great wall of china — a system of fortified walls with a roadway along the top, constructed as a defense for China against the nomads of the regions that are now Mongolia and Manchuria: completed in the 3rd century b.c., but later repeatedly modified and rebuilt. 2000 miles (3220 km) long.
  • greenhouse whitefly — See under whitefly.
  • guerrilla financing — the use of unconventional and marginally legal means to capitalize enterprises
  • gulf of carpentaria — a shallow inlet of the Arafura Sea, in N Australia between Arnhem Land and Cape York Peninsula
  • half wave rectifier — A half wave rectifier removes the negative component of an alternating signal leaving only the positive part.
  • half-wave rectifier — a rectifier that changes only one half of a cycle of alternating current into a pulsating, direct current.
  • halt and catch fire — (humour, processor)   (HCF) Any of several undocumented and semi-mythical machine instructions with destructive side-effects, supposedly included for test purposes on several well-known architectures going as far back as the IBM 360. The Motorola 6800 microprocessor was the first for which an HCF opcode became widely known. This instruction caused the processor to read every memory location sequentially until reset.
  • health professional — a person trained to work in any field of physical or mental health.
  • helsinki conference — Conference on Security and Cooperation in Europe.
  • hexafluoroplatinate — (chemistry) The univalent anion PtF6- prepared by reacting platinum hexafluoride with certain metals or other elements.
  • high-flying tippler — a variety of domestic pigeon bred mainly for flying
  • hildegard of bingen — Hildegard von (Hildegard of Bingen"Sibyl of the Rhine") 1098–1178, German nun, healer, writer, and composer.
  • hold no terrors for — If something holds no terrors for you, you are not at all frightened or worried by it.
  • house of councilors — the upper house of the Japanese diet.
  • house of ill repute — a house of prostitution; whorehouse; brothel.
  • hyperbolic function — a function of an angle expressed as a relationship between the distances from a point on a hyperbola to the origin and to the coordinate axes, as hyperbolic sine or hyperbolic cosine: often expressed as combinations of exponential functions.
  • hyperfocal distance — the distance, at a given f number, between a camera lens and the nearest point (hyperfocal point) having satisfactory definition when focused at infinity.
  • imperial preference — a proposed system whereby free trade and levelled tariffs would exist between nations belonging to the British Commonwealth, in order to increase the prosperity of and unity between these nation
  • incomplete fracture — a fracture extending partly across the bone.
  • indefinite integral — a representation, usually in symbolic form, of any function whose derivative is a given function.
  • infantile paralysis — poliomyelitis.
  • inferiority complex — Psychiatry. intense feeling of inferiority, producing a personality characterized either by extreme reticence or, as a result of overcompensation, by extreme aggressiveness.
  • inflationary spiral — Geometry. a plane curve generated by a point moving around a fixed point while constantly receding from or approaching it.
  • informal settlement — a squatter camp
  • information algebra — Theoretical formalism for DP, never resulted in a language. Language Structure Group of CODASYL, ca. 1962. Sammet 1969, 709.
  • inglenook fireplace — a large fireplace with a space on either side
  • interfacial tension — the surface tension at the interface of two liquids.
  • interferometrically — By means of interferometry.
  • isidorus of miletus — flourished 6th century a.d, Byzantine engineer. He was one of the architects of Hagia Sophia; (originally an Orthodox cathedral and currently a museum in Istanbul, Turkey).
  • islet of langerhans — any of several masses of endocrine cells in the pancreas that secrete insulin, somatostatin, and glucagon.
  • italian east africa — a former Italian territory in E Africa, formed in 1936 by the merging of Eritrea and Italian Somaliland with newly conquered Ethiopia: taken by the British Imperial forces 1941.
  • jacques montgolfier — Jacques Étienne [zhahk ey-tyen] /ʒɑk eɪˈtyɛn/ (Show IPA), 1745–99, and his brother Joseph Michel [zhaw-zef mee-shel] /ʒɔˈzɛf miˈʃɛl/ (Show IPA) 1740–1810, French aeronauts: inventors of the first practical balloon 1783.
  • jeweler's saw frame — a U -shaped steel frame with a handle and clamps that hold a piercing saw.
  • judicial conference — a conference of judges held to discuss improvements in methods or judicial procedure through court rules or otherwise.
  • kingdom of lorraine — an early medieval kingdom on the Meuse, Moselle, and Rhine rivers: later a duchy
  • lagrangian function — kinetic potential.
  • land of opportunity — Arkansas (used as a nickname).
  • landrum-griffin act — an act of Congress (1959) outlawing secondary boycotts, requiring public disclosure of the financial records of unions, and guaranteeing the use of secret ballots in union voting.
  • lay one's finger on — to indicate, identify, or locate accurately
  • leading aircraftman — the rank above aircraftman
  • left-luggage locker — a coin-operated locker in which luggage can be left
  • letters of credence — credentials issued to a diplomat or other governmental representative for presentation to the country to which he or she is sent.
  • library of congress — one of the major library collections in the world, located in Washington, D.C., and functioning in some ways as the national library of the U.S. although not officially designated as such: established by Congress in 1800 for service to its members, but now also serving government agencies, other libraries, and the public.
  • life-support system — A life-support system is the same as a life-support machine.
  • lift the curtain on — to begin
  • limit of resolution — the capacity of an optical system to resolve point objects as separate images.
  • line of demarcation — a separation between things deemed to be distinct
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