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16-letter words containing l, e, n, f

  • feulgen reaction — a reaction in which an aldehyde combines with a modified Schiff's reagent to produce a purplish compound: used especially to test for the presence of DNA
  • field dependence — a psychological trait associated with having an external locus of orientation (contrasted with field independence).
  • fielding average — a measure of the fielding ability of a player, obtained by dividing the number of put-outs and assists by the number of put-outs, assists, and errors and carrying out the result to three decimal places. A player with ten errors in 600 chances has a fielding average of .984.
  • file composition — A typesetting language.
  • file compression — (algorithm)   The compression of data in a file, usually to reduce storage requirements.
  • fill one's boots — to take or do as much of something as one wants
  • filter promotion — (algorithm)   In a generate and test algorithm, combining part of the filter with the generator in order to reduce the number of potential solutions generated. A trivial example: filter (< 100) [1..1000] ==> [1..99] where [1..n] generates the list of integers from 1 to n. Here the filter has been combined completely with the generator. This is an example of fusion.
  • find one's level — to find one's most suitable place socially, professionally, etc
  • finless porpoise — a porpoise Neophocaena phocaenoides of the Indian and pacific Oceans that completely lacks a dorsal fin
  • fire regulations — rules intended to make sure that people and property stay safe in the event of a fire
  • firewall machine — (networking, security)   A dedicated gateway server with special security precautions on it, used to service external connections (typically from the public Internet). The firewall machine protects servers and networks hidden behind it from crackers. The typical firewall is an inexpensive microprocessor-based Unix machine with no critical data, with public network ports on it, but just one carefully watched connection back to the rest of the cluster. The special precautions may include threat monitoring, call-back, and even a complete iron box keyable to particular incoming IDs or activity patterns. The type of network and security environment of a firewall machine is often called a De-Militarised Zone (DMZ). It may contain other servers such as e-mail servers or proxy gateways - machines that need to be publicly accessible but also need some access to internal systems. Also known as a (Venus) flytrap after the insect-eating plant.
  • first lieutenant — an officer ranking next above second lieutenant and next below a captain.
  • flabbergastation — (colloquial) Bewildered shock or surprise; the state or condition of being flabbergasted.
  • flabbergastingly — Surprisingly, astonishingly or amazingly.
  • flash eliminator — a device fitted to the muzzle of a firearm to reduce the flash made by the ignited propellant gases
  • flash in the pan — a brief, sudden burst of bright light: a flash of lightning.
  • flat-bed scanner — a type of optical scanner having a flat, stationary surface on which a page is scanned by a moving head.
  • flettner control — servocontrol (def 3).
  • flight attendant — an airline employee who serves meals, attends to passengers' comfort, etc., during a flight.
  • florencio varela — a city in E Argentina, near Buenos Aires.
  • floridean starch — the storage polysaccharide of red algae.
  • flower arranging — Flower arranging is the art or hobby of arranging cut flowers in a way which makes them look attractive.
  • flowering quince — any shrub belonging to the genus Chaenomeles, of the rose family, native to eastern Asia, having showy, waxy flowers and a quincelike fruit, grown widely as an ornamental.
  • fluorescent lamp — a tubular electric discharge lamp in which light is produced by the fluorescence of phosphors coating the inside of the tube.
  • flutter tonguing — a method of sounding a wind instrument, esp the flute, with a rolling movement of the tongue
  • flying ambulance — an aircraft used to take sick or injured people to hospital
  • flying phalanger — any of various small phalangers of Australia and New Guinea, having a parachutelike fold of skin on each side of the body to give gliding assistance in leaping.
  • food intolerance — an intolerance of a specific type of food, causing an adverse reaction
  • for external use — If medicine is for external use, it is intended to be used only on the outside of your body, and not to be eaten or drunk.
  • foreign language — language not one's mother tongue
  • foreign national — citizen of another country
  • forked lightning — Forked lightning is lightning that divides into two or more parts near the ground.
  • formylmethionine — Alternative spelling of formyl methionine.
  • forswear oneself — to swear falsely; perjure oneself
  • fort leavenworth — a military reservation and U.S. Army training center in E Kansas adjoining Leavenworth, one of the oldest (1827) military posts W of the Mississippi and site of federal penitentiary.
  • four-dimensional — of a space having points, or a set having elements, which require four coordinates for their unique determination.
  • four-minute mile — a mile-long race run in four minutes or less
  • fourier analysis — the expression of any periodic function as a sum of sine and cosine functions, as in an electromagnetic wave function. Compare Fourier series.
  • franchise clause — a clause stipulating that the insured will be responsible for any loss not in excess of a stated amount, and the insurance company will be liable for full payment of the loss equaling or exceeding the amount up to the insured amount.
  • francis of sales — Saint, 1567–1622, French ecclesiastic and writer on theology: bishop of Geneva 1602–22.
  • franco-provencal — a Romance dialect group of western Switzerland and neighboring parts of France: closely related to both Provençal and northern French.
  • franz josef land — an archipelago in the Arctic Ocean, E of Spitzbergen and N of Novaya Zemlya: belongs to the Russian Federation.
  • fraunhofer lines — a set of dark lines appearing in the continuous emission spectrum of the sun. It is caused by the absorption of light of certain wavelengths coming from the hotter region of the sun by elements in the cooler outer atmosphere
  • freeboard length — the length of a vessel, measured on the summer load line from the fore side of the stem to some part of the stern, usually the after side of the rudderpost.
  • freezing drizzle — drizzle that falls as a liquid but freezes into glaze or rime upon contact with the ground.
  • freight terminal — (on a rail network) a place where freight is stored while awaiting onward transport
  • french polynesia — a French overseas territory in the S Pacific, including the Society Islands, Marquesas Islands, and other scattered island groups. 1544 sq. mi. (4000 sq. km). Capital: Papeete.
  • french telephone — handset (def 1).
  • friction welding — a method of welding thermoplastics or metals by the heat generated by rubbing the members to be joined against each other under pressure.
  • friedrich engels — Friedrich [free-drikh] /ˈfri drɪx/ (Show IPA), 1820–95, German socialist in England: collaborated with Karl Marx in systematizing Marxism.
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