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15-letter words containing e, i, s, n

  • fleming's rules — two rules used as mnemonics for the relationship between the directions of current flow, motion, and magnetic field in electromagnetic induction. The hand is held with the thumb, first, and second fingers at right angles, respectively indicating the directions of motion, field, and electric current. The left hand is used for electric motors and the right hand for dynamos
  • flemish brabant — a province of central Belgium, formed in 1995 from the N part of Brabant province: densely populated and intensively farmed, with large industrial centres. Pop: 1 031 904 (2004 est). Area: 2106 sq km (813 sq miles)
  • flight sergeant — a noncommissioned officer in the Royal Air Force junior in rank to a master aircrew
  • flinders island — an island off the coast of NE Tasmania: the largest of the Furneaux Islands. Pop: 850 (2004 est). Area: 2077 sq km (802 sq miles)
  • flirtatiousness — The quality of being flirtatious.
  • floating screed — Building Trades. screed (def 3).
  • flood insurance — insurance covering loss or damage to property arising from a flood, flood tide, or the like.
  • floriferousness — Quality of being floriferous, or bearing many flowers.
  • flowerhorn fish — a brightly coloured cichlid fish with a large protuberance on the head
  • 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.
  • fluid mechanics — an applied science dealing with the basic principles of gaseous and liquid matter.
  • flying buttress — a segmental arch transmitting an outward and downward thrust to a solid buttress that through its inertia transforms the thrust into a vertical one.
  • flying fortress — a heavy bomber, the B-17, with four radial piston engines, widely used over Europe and the Mediterranean by the U.S. Air Force in World War II.
  • flying squirrel — any of various nocturnal tree squirrels, as Glaucomys volans, of the eastern U.S., having folds of skin connecting the fore and hind legs, permitting long, gliding leaps.
  • fob destination — FOB destination is a shipping term indicating that ownership of goods passes at delivery to their destination, and the seller has total responsibility until then.
  • focusing screen — a camera in which the image appears on a ground-glass viewer (focusing screen) after being reflected by a mirror or after passing through a prism or semitransparent glass; in one type (single-lens reflex camera) light passes through the same lens to both the ground glass and the film, while in another type (twin-lens reflex camera) light passes through one lens (viewing lens) to the ground glass and through a second lens (taking lens) to the film, the lenses being mechanically coupled for focusing.
  • food insecurity — an economic and social condition of limited or uncertain access to adequate food.
  • food processing — transforming raw materials into food
  • for their pains — You say that something was all you got for your pains when you are mentioning the disappointing result of situation into which you put a lot of work or effort.
  • foreign affairs — politics: international relations
  • foreign mission — mission (def 10).
  • foreign service — a division of the U.S. Department of State or of a foreign office that maintains diplomatic and consular posts and personnel in other countries.
  • forensic expert — an expert in applying scientific, technical or medical knowledge to the purposes of law
  • foreshortenings — Plural form of foreshortening.
  • foresightedness — care or provision for the future; provident care; prudence.
  • formation rules — the set of rules that specify the syntax of a formal system; the algorithm that generates the well-formed formulae
  • forthcomingness — coming, forth, or about to come forth; about to appear; approaching in time: the forthcoming concert.
  • fortysomethings — Plural form of fortysomething.
  • fountains abbey — a ruined Cistercian abbey near Ripon in Yorkshire: founded 1132, dissolved 1539; landscaped 1720
  • fourteen points — a statement of the war aims of the Allies, made by President Wilson on January 8, 1918.
  • fourteen-points — a statement of the war aims of the Allies, made by President Wilson on January 8, 1918.
  • fovea centralis — a small pit or depression at the back of the retina forming the point of sharpest vision.
  • fragmentariness — The quality of being fragmentary.
  • fragrance strip — a folded, usually sealed strip on a page or card, impregnated with fragrance that is released when pulled or torn open: The magazine is full of fragrance strips in the advertisements.
  • francis turbine — a water turbine designed to produce high flow from a low head of pressure: used esp in hydroelectric power generation
  • frankensteinian — a person who creates a monster or a destructive agency that cannot be controlled or that brings about the creator's ruin.
  • franklin square — a town on W Long Island, in SE New York.
  • franz joseph ii — 1906–1989, prince of Liechtenstein 1938–89.
  • fraternal twins — one of a pair of twins, not necessarily resembling each other, or of the same sex, that develop from two separately fertilized ova.
  • free enterprise — an economic and political doctrine holding that a capitalist economy can regulate itself in a freely competitive market through the relationship of supply and demand with a minimum of governmental intervention and regulation.
  • free university — a school run informally by and for college students, organized to offer courses and approaches not usually offered in a college curriculum.
  • french dressing — salad dressing prepared chiefly from oil, vinegar, and seasonings.
  • french guianese — an overseas department of France, on the NE coast of South America: formerly a French colony. 35,135 sq. mi. (91,000 sq. km). Capital: Cayenne.
  • french knickers — women's wide-legged underpants
  • french tamarisk — a shrub or small tree, Tamarix gallica, of the Mediterranean region, having bluish foliage and white or pinkish flowers.
  • french-speaking — able to speak French
  • fresh-air fiend — a person who enjoys being outdoors or having good ventilation when indoors
  • fresnel biprism — biprism.
  • fresnel mirrors — two plane mirrors so linked that a beam of light falling on them is reflected in slightly different directions, thus producing interference fringes in the area where this reflected light overlaps
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