17-letter words containing r, u, l, i, n
- feint-ruled paper — writing paper with light horizontal lines printed across at regular intervals
- felix frankfurter — Felix, 1882–1965, U.S. jurist, born in Austria: associate justice of the U.S. Supreme Court 1939–62.
- financial futures — futures in a stock-exchange index, currency exchange rate, or interest rate enabling banks, building societies, brokers, and speculators to hedge their involvement in these markets
- flight instrument — any instrument used to indicate the altitude, attitude, airspeed, drift, or direction of an aircraft.
- floating currency — a currency that is free to fluctuate against other currencies in accordance with market forces
- flowering currant — an ornamental shrub, Ribes sanguineum, growing to 2 to 3 metres (6 to 9ft) in height, with red, crimson, yellow, or white flowers: family Saxifragaceae
- fluid lubrication — lubrication in which bearing surfaces are separated by an oil film sustained by the motion of the parts
- fluorescent light — a fluorescent lamp in domestic or commercial use; a fluorescent strip
- fluorescent strip — a fluorescent light in the form of a long strip
- folie de grandeur — a delusion of grandeur; megalomania.
- fouquier-tinville — Antoine Quentin [ahn-twan kahn-tan] /ɑ̃ˈtwan kɑ̃ˈtɛ̃/ (Show IPA), 1747?–95, French revolutionist: prosecutor during the Reign of Terror.
- french revolution — the revolution that began in 1789, overthrew the absolute monarchy of the Bourbons and the system of aristocratic privileges, and ended with Napoleon's overthrow of the Directory and seizure of power in 1799.
- full linear group — the group of all nonsingular linear transformations mapping a finite-dimensional vector space into itself.
- functional isomer — any of several structural isomers that have the same molecular formula but with the atoms connected in different ways and therefore falling into different functional groups.
- funicular railway — a short, very steep railway having two parallel sets of tracks, upon each of which runs a car or train raised or lowered by means of a cable that simultaneously lowers or raises the other car or train in such a way that the two are approximately counterbalanced.
- gause's principle — the principle that similar species cannot coexist for long in the same ecological niche
- general insurance — insurance (such as house insurance and car insurance) that does not insure someone's life
- glastonbury chair — a folding chair having legs crossed front-to-back and having arms connected to the back and to the front seat rail.
- grand union canal — a canal in S England linking London and the Midlands: opened in 1801
- greenland halibut — a flatfish, Reinhardtius hippoglossoides, similar and related to the halibut
- gridiron pendulum — a clock pendulum having, as part of its shaft, an arrangement of brass and steel rods having different coefficients of expansion, such that the pendulum has the same length at any temperature.
- guardian ad litem — a person appointed by a court as guardian of an infant or other person to act on his or her behalf in a particular action or proceeding.
- guglielmo marconi — Guglielmo [goo-lyel-maw] /guˈlyɛl mɔ/ (Show IPA), Marchese, 1874–1937, Italian electrical engineer and inventor, especially in the field of wireless telegraphy: Nobel Prize in physics 1909.
- guinea-hen flower — checkered lily.
- hairline fracture — a very fine crack in a bone
- half-round chisel — a cold chisel with a semicircular cutting edge used for making narrow channels
- haroun-al-raschid — Harun al-Rashid.
- heimlich maneuver — an emergency rescue procedure for application to someone choking on a foreign object, in which the rescuer places a fist between the victim's lower ribs or upper abdomen from behind and exerts sudden pressure in the form of thrusts of sufficient force to help eject the object from the windpipe.
- homeland security — national defence
- hungarian goulash — goulash (def 1).
- huygens principle — the principle that all points on a wave front of light are sources of secondary waves and that surfaces tangential to these waves define the position of the wave front at any point in time.
- hydrogen fluoride — a colorless corrosive gas, HF, the anhydride of hydrofluoric acid, used chiefly as a catalyst and in the fluorination of hydrocarbons.
- hydrogen sulphide — Chemistry
- hyperintellectual — appealing to or engaging the intellect: intellectual pursuits.
- iberian peninsula — Also called Iberian Peninsula. a peninsula in SW Europe, comprising Spain and Portugal.
- illocutionary act — an act performed by a speaker by virtue of uttering certain words, as for example the acts of promising or of threatening
- immunofluorescent — Of, pertaining to, or using immunofluorescence.
- in double figures — An amount or number that is in single figures is between zero and nine. An amount or number that is in double figures is between ten and ninety-nine. You can also say, for example, that an amount or number is in three figures when it is between one hundred and nine hundred and ninety-nine.
- in double harness — in a harness for two animals pulling the same carriage, plow, etc.
- incremental value — increased value measured on an index or scale
- indestructibility — not destructible; that cannot be destroyed.
- industrial action — job action.
- industrial design — the art that deals with the design problems of manufactured objects, including problems of designing such objects with consideration for available materials and means of production, of designing packages, bottles, etc., for manufactured goods, and of graphic design for manufactured objects, packages, etc.
- industrial estate — industrial park.
- industrial injury — an injury sustained by an employee of an industrial company during the course of their work
- industrial school — a school for teaching one or more branches of industry; trade or vocational school.
- industrial unrest — business: among employees
- industrialisation — Alternative spelling of industrialization.
- industrialization — the large-scale introduction of manufacturing, advanced technical enterprises, and other productive economic activity into an area, society, country, etc.
- inertial guidance — a guidance system for an aerospace vehicle, in which self-contained devices determine the vehicle's course on the basis of the directions and magnitudes of the accelerations it undergoes in flight.