12-letter words containing f, u, r
- formyl group — the univalent group HCO–, derived from formic acid.
- fort pulaski — Count Casimir [kaz-uh-meer] /ˈkæz əˌmɪər/ (Show IPA), 1748–79, Polish patriot; general in the American Revolutionary army.
- fortran-plus — Fortran for the DAP parallel machine, implements many Fortran 90 features.
- fortruncible — A cross between Fortran and RUNCIBLE for the IBM 650. Listed in CACM 2(5):16 (May 1959).
- fortuitously — In a fortuitous manner.
- forty-fourth — next after the forty-third; being the ordinal number for 44.
- forward push — A forward push is a feature of distillation columns (= tall vessels for distillation) in which zones that allow higher contact between substances are near the top of the column.
- fosbury flop — a modern high-jumping technique whereby the jumper clears the bar headfirst and backwards
- foundationer — a person supported by funds from a foundation, or serving as a member of a foundation
- foundry sand — silica-based sand mixed with clay, oil, etc, to improve its cohesive strength, used in moulding
- foundry type — type cast in individual characters for setting by hand.
- four hundred — the exclusive social set of a city or area.
- four old cat — three old cat played with four batters.
- four-by-four — a four-wheeled automotive vehicle having four-wheel drive.
- four-channel — Audio. quadraphonic.
- four-corners — a point in the SW U.S., at the intersection of 37° N latitude and 109° W longitude, where the boundaries of four states—Arizona, Utah, Colorado, and New Mexico—meet: the only such point in the U.S.
- four-engined — (of an aircraft) having four engines
- four-flusher — a person who makes false or pretentious claims; bluffer.
- four-in-hand — a long necktie to be tied in a slipknot with the ends left hanging.
- four-o'clock — a common garden plant, Mirabilis jalapa, of the four-o'clock family, having tubular red, white, yellow, or variegated flowers that open late in the afternoon.
- four-striper — a captain in the U.S. Navy.
- four-walling — a form of distribution and exhibition, esp. of films, in which a distributor or producer rents a theater for a fixed amount, pays all advertising and operating costs, and collects all box-office receipts
- four-wheeler — a four-wheel vehicle, especially a hackney carriage.
- fourdriniers — Plural form of fourdrinier.
- fourfoldness — the quality of consisting of four parts
- fourses cake — a traditional English bread made with lard, dried fruit, and spices
- fourteenthly — in (the) fourteenth place
- fourth grade — school year: age 9-10
- fourth world — the world's most poverty-stricken nations, especially in Africa and Asia, marked by very low GNP per capita and great dependence upon foreign economic aid.
- fourth-class — of, relating to, or designated as a class next below third, as for mailing, shipping, etc.
- fox squirrel — any of several North American arboreal squirrels varying in color and of an exceptionally large size.
- fracastorius — a walled plain in the fourth quadrant of the face of the moon: about 60 miles (97 km) in diameter.
- frame buffer — (hardware) Part of a video system in which an image is stored, pixel by pixel and which is used to refresh a raster image. The term "video memory" suggests a fairly static display whereas a frame buffer holds one frame from a sequence of frames forming a moving image. Frame buffers are found in frame grabbers and time base correction systems, for example.
- franc-tireur — a sharpshooter in the French army.
- frank murphy — Frank, 1890–1949, U.S. statesman and jurist: associate justice of the U.S. Supreme Court 1940–49.
- frankfurters — Plural form of frankfurter.
- fraudulently — characterized by, involving, or proceeding from fraud, as actions, enterprise, methods, or gains: a fraudulent scheme to evade taxes.
- free running — Free running is the activity of running through areas in a town, using skilful movements to jump over walls and other objects.
- free thought — thought unrestrained by deference to authority, tradition, or established belief, especially in matters of religion.
- free-cutting — (of a metal alloy) having good machinability: free-cutting steel.
- freezer burn — light-colored spots that appear on frozen food, caused by loss of surface moisture due to faulty packaging or improper freezing methods.
- french curve — a flat drafting instrument, usually consisting of a sheet of clear plastic, the edges of which are cut into several scroll-like curves enabling a draftsperson to draw lines of varying curvature.
- french sudan — former name of Mali.
- french union — a former association of France and its overseas territories, colonies, and protectorates as constituted in 1946: superseded by the French Community in 1958.
- frequentable — Accessible.
- fresh out of — having just run out of supplies of
- friction rub — the sound, heard through a stethoscope, made by the rubbing together of the two inflamed layers of pericardium in patients with pericarditis or of pleura in patients with pleurisy
- friend-court — amicus curiae.
- fringe group — a group that is on the periphery of a larger organization because its views are more extreme than the majority
- frondiferous — Producing fronds.