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20-letter words containing n, s, a, l

  • fore-and-aft topsail — gaff topsail (def 1).
  • fore-topgallant mast — the spar or section of a spar forming the topgallant portion of a foremast on a ship.
  • fridtjof nansen land — Franz Josef Land.
  • full to the gunwales — completely full; full to overflowing
  • fuming sulfuric acid — an oily, hygroscopic, corrosive liquid, H 2 S 2 O 7 , that, depending on purity, is colorless or dark brown: used chiefly as a dehydrating agent in the manufacture of explosives and as a sulfating or sulfonating agent in the manufacture of dyes.
  • fundamental constant — a physical constant, such as the gravitational constant or speed of light, that plays a fundamental role in physics and chemistry and usually has an accurately known value
  • fundamental research — research carried out to deepen understanding of the fundamental or basic principles of something
  • fundamental sequence — an infinite sequence, x 1 , x 2 , …, whose terms are points in Ek, in which there exists a point y such that the limit as n goes to infinity of xn = y if and only if for every ε>0, there exists a number N such that i > N and j > N implies | xi − xj |< ε. Also called Cauchy sequence, convergent sequence. Compare complete (def 10b).
  • general headquarters — the headquarters of the commanding officer of a large military force. Abbreviation: GHQ, G.H.Q.
  • general postal union — former name of Universal Postal Union. Abbreviation: GPU.
  • general public virus — (software, legal)   A pejorative name for some versions of the GNU project copyleft or General Public License (GPL), which requires that any tools or application programs incorporating copylefted code must be source-distributed on the same terms as GNU code. Thus it is alleged that the copyleft "infects" software generated with GNU tools, which may in turn infect other software that reuses any of its code.
  • get ahold of oneself — If you get ahold of yourself, you force yourself to become calm and sensible after a shock or in a difficult situation.
  • get one's hackles up — to become tense with anger; bristle
  • gingival hyperplasia — Gingival hyperplasia is abnormal enlargement of the gums.
  • glucosamine sulphate — a compound used in some herbal remedies and dietary supplements, esp to strengthen joint cartilage
  • goldenhar's syndrome — a congenital disorder in which one side of the face is malformed, often with an enlargement of one side of the mouth. There may also be hearing loss, curvature of the spine, and mild retardation
  • governador valadares — a city in E Brazil.
  • gravimetric analysis — analysis by weight.
  • gravitational radius — Schwarzschild radius.
  • great-circle sailing — sailing between two points more or less according to an arc of a great circle, in practice almost always using a series of rhumb lines of different bearings to approximate the arc, whose own bearing changes constantly unless it coincides with a meridian or the equator.
  • greatest lower bound — a lower bound that is greater than or equal to all the lower bounds of a given set: 1 is the greatest lower bound of the set consisting of 1, 2, 3. Abbreviation: glb.
  • group life insurance — a form of life insurance available to members of a group, typically employees of a company, under a master policy.
  • guarded horn clauses — (language)   (GHC) A parallel dialect of Prolog by K. Ueda in which each clause has a guard. GHC is similar to Parlog. When several clauses match a goal, their guards are evaluated in parallel and the first clause whose guard is found to be true is used and others are rejected. It uses committed-choice nondeterminism. See also FGHC, KL1.
  • guided visualization — a relaxation technique in which words, sounds, etc., are used to evoke positive mental images, feelings, and thoughts.
  • hard gelatin capsule — A hard gelatin capsule is a type of capsule that is usually used to contain medicine in the form of dry powder or very small pellets.
  • harmonic minor scale — minor scale (def 1).
  • hazard warning lamps — Hazard warning lamps are flashing lamps on each corner of a vehicle that are used to show the position of the vehicle if there has been a breakdown or an accident.
  • he's no oil painting — he is not good-looking
  • health questionnaire — A health questionnaire is a list of questions about someone's health issued by underwriters before accepting a person as a risk.
  • heston and isleworth — a former borough, now part of Hounslow, in SE England, near London.
  • hold one's head high — to conduct oneself in a proud and confident manner
  • holy water sprinkler — morning star (def 2).
  • honeysuckle ornament — anthemion.
  • horizontal scan rate — (hardware)   (HSR) The measure of how many scan lines of pixels a monitor can display in one second, expressed in kHz (generally somewhere between 20 and 100 kHz). The HSR is controlled by the horizontal sync signal generated by the video controller, but is limited by the speed with which the monitor can scan the electron beam horizontally across the screen and then return it to the beginning of the next line.
  • horizontally opposed — A horizontally opposed engine has the cylinders set horizontally at either side of the crankshaft.
  • hospitality industry — the hotel and accommodation industry
  • household appliances — devices or machines, usually electrical, that are in your home and which you use to do jobs such as cleaning or cooking
  • houses of parliament — In Britain, the Houses of Parliament are the British parliament, which consists of two parts, the House of Commons and the House of Lords. The buildings where the British parliament does its work are also called the Houses of Parliament.
  • hudson's bay blanket — a woollen blanket with wide stripes
  • human papillomavirus — any of a group of papillomaviruses causing cutaneous warts and lesions of the oral, anal, and genital mucous membranes in human beings
  • hydraulic suspension — a system of motor-vehicle suspension using hydraulic members, often with hydraulic compensation between front and rear systems (hydroelastic suspension)
  • hydrodesulfurization — desulfurization by catalytic agents of the sulfur-rich hydrocarbons obtained from petroleum or the like during cracking or hydrocracking.
  • ideal of pure reason — God, seen as an idea of pure reason unifying the personal soul with the cosmos.
  • ignatius (of) loyola — Saint(born Iñigo López de Recalde) (1491-1556); Sp. priest: founder of the Society of Jesus (Jesuit order): his day is July 31
  • in a class by itself — unique
  • in the last analysis — after everything has been given due consideration
  • incremental analysis — (testing)   Partial analysis of an incomplete product to allow early feedback on its development.
  • indistinguishability — The state of being indistinguishable.
  • industrial democracy — control of an organization by the people who work for it, esp by workers holding positions on its board of directors
  • industrial espionage — the stealing of technological or commercial research data, blueprints, plans, etc., as by a person in the hire of a competing company.
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