12-letter words containing y, r
- flying shear — (in a continuous rolling mill) a shear that moves with the piece being cut.
- flying start — a start, as in sailboat racing, in which the entrants begin moving before reaching the starting line.
- fm cyclotron — a type of cyclotron that synchronizes its accelerating voltage with particle velocity in order to compensate for the relativistic mass increase of the particle as it approaches the speed of light.
- food allergy — an allergy to a specific type of food
- food pyramid — successive levels of predation in a food chain represented schematically as a pyramid because upper levels normally consist of decreasing numbers of larger predators.
- forbearingly — In a forbearing manner.
- forbiddingly — In a forbidding manner.
- forced entry — entry into a building by force, eg by forcing a lock
- forebodingly — a prediction; portent.
- forehandedly — Prudently, with thrift and foresight.
- foreign body — object lodged where it does not belong
- forensically — pertaining to, connected with, or used in courts of law or public discussion and debate.
- foreseeingly — by way of foreseeing
- forestaysail — a triangular sail set on a forestay; the innermost headsail of a vessel.
- forgeability — (metallurgy) The quality or degree of being forgeable.
- formaldehyde — a colorless, toxic, potentially carcinogenic, water-soluble gas, CH 2 O, having a suffocating odor, usually derived from methyl alcohol by oxidation: used chiefly in aqueous solution, as a disinfectant and preservative, and in the manufacture of various resins and plastics.
- formyl group — the univalent group HCO–, derived from formic acid.
- forrest city — a city in E Arkansas.
- fort kearney — a former fort in S Nebraska, near Kearney: an important post on the Oregon Trail.
- fort mchenry — a town in NE Illinois.
- forthrightly — In a forthright manner.
- fortuitously — In a fortuitous manner.
- forty-eighth — next after the forty-seventh; being the ordinal number for 48.
- forty-fourth — next after the forty-third; being the ordinal number for 44.
- forty-niners — a person, especially a prospector, who went to California in 1849 during the gold rush.
- forty-second — next after the forty-first; being the ordinal number for 42.
- fosbury flop — a modern high-jumping technique whereby the jumper clears the bar headfirst and backwards
- fotheringhay — a village in NE Northamptonshire, in E England, near Peterborough: Mary, Queen of Scots, imprisoned here and executed 1587.
- 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-by-four — a four-wheeled automotive vehicle having four-wheel drive.
- fourteenthly — in (the) fourteenth place
- fractionally — pertaining to fractions; comprising a part or the parts of a unit; constituting a fraction: fractional numbers.
- fractography — the study of fractures or cracks in a material, esp metal, in order to predict or identify the cause of a failure in a structure
- fragmentally — fragmentary.
- frangibility — The state or quality of being frangible.
- frank murphy — Frank, 1890–1949, U.S. statesman and jurist: associate justice of the U.S. Supreme Court 1940–49.
- fraternality — Brotherliness.
- fraudulently — characterized by, involving, or proceeding from fraud, as actions, enterprise, methods, or gains: a fraudulent scheme to evade taxes.
- free company — a band of free companions.
- freezer tray — a shallow container used to hold food that is to be frozen
- freight yard — a place on a rail network where freight trains are made up or broken up
- french-style — French-cut.
- frenetically — In a frenetic manner.
- fribble away — to use wastefully
- frictionally — In terms of friction.
- frightenedly — thrown into a fright; afraid; scared; terrified: a frightened child cowering in the corner.
- fritter away — to squander or disperse piecemeal; waste little by little (usually followed by away): to fritter away one's money; to fritter away an afternoon.
- frolicsomely — In a frolicsome manner.
- from day one — from the very beginning