17-letter words containing r, u, f, l, e

four on the floor — a four-speed manual transmission having the gearshift set into the floor.
four-letter words — any of a number of short words, usually of four letters, considered offensive or vulgar because of their reference to excrement or sex.
four-on-the-floor — a four-speed manual transmission having the gearshift set into the floor.
four-rowed barley — a class of barley having, in each spike, six rows of grain, with two pairs of rows overlapping.
four-star general — high-ranking military officer
four-stroke cycle — A four-stroke cycle is the cycle of engine operation which requires four strokes of the piston: for induction, compression, ignition, and exhaust.
fourfold purchase — a tackle that is composed of a rope passed through two fourfold blocks in such a way as to provide mechanical power in the ratio of 1 to 5 or 1 to 4, depending on whether hauling is done on the running or the standing block and without considering friction. Compare tackle (def 2).
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.
frequency polygon — a frequency curve consisting of connected line segments formed by joining the midpoints of the upper edges of the rectangles in a histogram whose class intervals are of uniform length.
full linear group — the group of all nonsingular linear transformations mapping a finite-dimensional vector space into itself.
full load current — A full load current is the largest current that a motor or other device is designed to carry under particular conditions.
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.
furbish lousewort — any plant belonging to the genus Pedicularis, of the figwort family, as the wood betony, formerly supposed to cause lice in sheep feeding on it: one species, P. furbishiae (Furbish lousewort) of parts of Maine and New Brunswick, Canada, having finely toothed leaves and a cluster of yellow flowers, is endangered and was thought to be extinct until specimens were discovered in 1946 and again in 1976.
grapefruit league — a series of training games played by major-league teams before the opening of the season (so named because they take place in the citrus-growing South, as in Florida).
guerrilla warfare — the use of hit-and-run tactics by small, mobile groups of irregular forces operating in territory controlled by a hostile, regular force.
guinea-hen flower — checkered lily.
gulf war syndrome — a group of symptoms occurring in some Gulf War veterans, most commonly including headache and memory loss, muscle pain, skin disorders, fatigue, sleep disturbances, and gastrointestinal and respiratory ailments, possibly caused by exposure to chemical weapons, vaccines, infectious diseases, or other factors.
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
henry of portugal — ("the Navigator") 1394–1460, prince of Portugal: sponsor of geographic explorations.
hydrogen fluoride — a colorless corrosive gas, HF, the anhydride of hydrofluoric acid, used chiefly as a catalyst and in the fluorination of hydrocarbons.
immunofluorescent — Of, pertaining to, or using immunofluorescence.
impossible figure — a picture of an object that at first sight looks three-dimensional but cannot be a two-dimensional projection of a real three-dimensional object, for example a picture of a staircase that re-enters itself while appearing to ascend continuously
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.
influence peddler — a person who arranges to obtain favors, as government contracts, from high officials on behalf of others for a fee.
instrument flying — the control and navigation of an aircraft by reference to its gauges, with no or only limited visual reference outside the cockpit.
integral function — an entire function.
it's your funeral — If someone says to you 'It's your funeral', they think your decision or your actions will have bad consequences for you, but they are unwilling to interfere.
juvenile offender — a child or young person who has been found guilty of some offence, act of vandalism, or antisocial behaviour before a juvenile court
lance of courtesy — a lance having a blunt head to prevent serious injury by a jouster to an opponent.
language transfer — transfer (def 20).
letter of request — a letter sent from a court to a foreign court requesting judicial assistance
letters of marque — a former government document authorizing an individual to make reprisals on the subjects of an enemy nation, specif. to arm a ship and capture enemy merchant ships and cargo
macfarlane burnet — Sir (Frank) Macfarlane [muh k-fahr-luh n] /məkˈfɑr lən/ (Show IPA), 1899–1985, Australian physician: Nobel Prize in Physiology 1960.
metallofullerenes — Plural form of metallofullerene.
molecular formula — a chemical formula that indicates the kinds of atoms and the number of each kind in a molecule of a compound.
monarch butterfly — a large, deep-orange butterfly, Danaus plexippus, having black and white markings, the larvae of which feed on the leaves of milkweed.
multiplier effect — the effect of government spending on national income
natural frequency — the frequency at which a system vibrates when set in free vibration
nuclear-free zone — any area in which nuclear weapons, power plants, or materials are not allowed.
oil of turpentine — a colorless, flammable, volatile essential oil having a penetrating odor and a pungent, bitter taste, obtained from turpentine oleoresin by distillation: used in paints and varnishes, and in medicine as a carminative, vermifuge, expectorant, rubefacient, and, formerly, as a diuretic.
out of all reason — unreasonable
peacock butterfly — a European nymphalid butterfly, Inachis io, having reddish-brown wings each marked with a purple eyespot
phlebotomus fever — sandfly fever.
pincushion flower — scabious2 (def 1).
plug and feathers — an apparatus for splitting stone, consisting of two tapered bars (feathers) inserted into a hole drilled into the stone, between which a narrow wedge (plug) is hammered to spread them.
plumbing fixtures — things such as pipes, sinks, toilets that are fixed in position in a building
political refugee — a person who has fled from a homeland because of political persecution.
pre-qualification — a quality, accomplishment, etc., that fits a person for some function, office, or the like.
prelingually deaf — deaf from birth or having acquired deafness before learning to speak

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