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15-letter words containing e, f, o, r

  • ferroelasticity — (physics) A phenomenon, analogous to ferromagnetism and ferroelectricity, in which spontaneous strain arises within a material.
  • ferromolybdenum — a ferroalloy containing up to 60 percent molybdenum.
  • ferrous sulfate — a bluish-green, crystalline, saline-tasting, water-soluble heptahydrated solid, FeSO 4 ⋅7H 2 O, used chiefly in the manufacture of other iron salts, in water purification, fertilizer, inks, pigments, tanning, photography, and in medicine in the treatment of anemia.
  • ferrous sulfide — a dark or black metallic crystalline compound, FeS, insoluble in water, soluble in acids, used in ceramics and to generate hydrogen sulfide.
  • fibrocartilages — Plural form of fibrocartilage.
  • fideicommissary — the recipient of a fideicommissum.
  • field of honour — the place or scene of a battle or duel, esp of jousting tournaments in medieval times
  • field woundwort — the plant Stachys arvensis
  • fiesta de toros — a bullfight; corrida.
  • fighter command — a former unit of the Royal Air Force dedicated to the use of fighter aircraft, esp against enemy bombers and their escorts during WWII
  • figure of eight — figure eight.
  • figure of merit — a measure of the efficiency of a helicopter in hover
  • file descriptor — (programming, operating system)   An integer that identifies an open file within a process. This number is obtained as a result of opening a file. Operations which read, write, or close a file would take the file descriptor as an input parameter. In many operating system implementations, file descriptors are small integers which index a table of open files. In Unix, file descriptors 0, 1 and 2 correspond to the standard input, standard output and standard error files respectively. See file descriptor leak.
  • finger-pointing — the imputation of blame or responsibility.
  • fire prevention — safety measures to decrease fire risk
  • fire water pond — A fire water pond is an area of water which is kept so it can be used if there is a fire.
  • fire-and-forget — used to describe a type of missile that, once fired, is able to guide itself to its target
  • fireless cooker — an insulated container that seals in heat to cook food.
  • first intention — See under intention (def 5a).
  • first responder — a person who is certified to provide medical care in emergencies before more highly trained medical personnel arrive on the scene: a firefighter trained as a first responder.
  • first-day cover — a cover marked so as to indicate that it was mailed on the first day of issue of the stamp it bears and from one of the cities at which the stamp was issued on that day.
  • first-intention — an act or instance of determining mentally upon some action or result.
  • fission reactor — a nuclear reactor in which a fission reaction takes place
  • fissiparousness — The quality of being fissiparous.
  • five-star hotel — a top-quality hotel offering exceptional luxury
  • flamingo-flower — a central American plant, Anthurium scherzeranum, of the arum family, having a red, coiled spadix and a bright red, shiny, heart-shaped spathe, grown as an ornamental.
  • flapping router — (networking)   A router that transmits routing updates alternately advertising a destination network first via one route, then via a different route. Flapping routers are identified on more advanced protocol analysers such as the Network General (TM) Sniffer.
  • flatter oneself — to hold the self-satisfying or self-deluding belief (that)
  • flavor enhancer — a substance added to food in order to enhance or intensify its flavor: Salt is a common flavor enhancer.
  • flavourlessness — Alternative spelling of flavorlessness.
  • flavoursomeness — Alt form flavorsomeness.
  • flight recorder — an electronic device aboard an aircraft that automatically records some aspects of the aircraft's performance in flight.
  • flirtatiousness — The quality of being flirtatious.
  • floating charge — an unsecured charge on the assets of an enterprise that allows such assets to be used commercially until the enterprise ceases to operate or the creditor intervenes to demand collateral
  • floating screed — Building Trades. screed (def 3).
  • flock wallpaper — a type of wallpaper with a raised pattern
  • flood insurance — insurance covering loss or damage to property arising from a flood, flood tide, or the like.
  • floods of tears — If you say that someone was in floods of tears or in a flood of tears, you are emphasizing that they were crying with great intensity because they were very upset.
  • floor exercises — exercises designed to improve fitness, carried out on the floor
  • floral envelope — the calyx and corolla of a flower.
  • floral tributes — bunches or arrangements of flowers left as a memorial at the site of a fatal incident
  • florence fennel — a variety of fennel, Foeniculum vulgare azoricum, having enlarged leaf bases, which are blanched and used especially as an ingredient in salads.
  • florida current — the part of the Gulf Stream which extends from the Florida Strait to Cape Hatteras.
  • floriferousness — Quality of being floriferous, or bearing many flowers.
  • flowerhorn fish — a brightly coloured cichlid fish with a large protuberance on the head
  • flowering maple — any of various shrubs belonging to the genus Abutilon, of the mallow family, having large, bright-colored flowers.
  • flowering plant — a plant that produces flowers, fruit, and seeds; angiosperm.
  • flowering shrub — any shrub that produces flowers
  • flowers of zinc — a white or yellowish-white, amorphous, odorless, water-insoluble powder, ZnO, used chiefly as a paint pigment, in cosmetics, dental cements, matches, white printing inks, and opaque glass, and in medicine in the treatment of skin conditions.
  • fluorine dating — a method of determining the relative age of fossil bones found in the same excavation by comparing their fluorine content.
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