12-letter words containing a, t, f, u
- figure-skate — to take part in figure skating
- fire curtain — safety curtain.
- flagitiously — In a flagitious manner.
- flammulation — a small flame-shaped marking, esp those seen on some birds
- flannelmouth — a person whose speech is thick, slow, or halting.
- flat-hunting — the activity of looking for a flat in which to live
- flatterously — in a flatterous manner
- float around — A rumour or idea that is floating around is often heard or talked about.
- flocculating — Present participle of flocculate.
- flocculation — to form into flocculent masses.
- fluctuations — Plural form of fluctuation.
- fluid assets — assets that are in the form of cash or easily convertible into cash
- fluidextract — a liquid preparation, containing alcohol as a solvent or as a preservative, that contains in each cubic centimeter the medicinal activity of one gram of the crude drug in powdered form.
- fluidization — The act or process of fluidizing.
- fluoranthene — (organic compound) A polycyclic aromatic hydrocarbon consisting of a benzene ring attached to each of the rings of a naphthalene molecule; it is carcinogenic, and is a product of incomplete combustion.
- fluorapatite — a crystalline mineral, Ca 5 (PO 4) 3 F, formed from hydroxyapatite in the presence of fluoride, that has a hardening effect on bones and teeth.
- fluoridating — Present participle of fluoridate.
- fluoridation — the addition of fluorides to the public water supply to reduce the incidence of tooth decay.
- fluorinating — Present participle of fluorinate.
- fluorination — (chemistry) The introduction of fluorine into a compound by means of a chemical reaction.
- fluosilicate — a salt of fluosilicic acid.
- flusteration — (colloquial, dated) The act of flustering, or the state of being flustered.
- flutterballs — Plural form of flutterball.
- flutterboard — a kickboard.
- foot-poundal — a foot-pound-second unit of work or energy equal to the work done by a force of one poundal when its point of application moves through a distance of one foot in the direction of the force. Abbreviation: ft-pdl.
- forequarters — the forward end of half of a carcass, as of beef or lamb.
- formula unit — (of an ionic compound that does not form molecules, as most salts) the chemical formula with the least number of elements out of the set of empirical formulas having the same proportion of ions as elements: NaCl is the formula unit for the ionic compound sodium chloride.
- formulations — Plural form of formulation.
- 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.
- foul-tasting — having a very unpleasant taste
- foundational — the basis or groundwork of anything: the moral foundation of both society and religion.
- foundationer — a person supported by funds from a foundation, or serving as a member of a foundation
- fountain pen — a pen with a refillable reservoir that provides a continuous supply of usually fluid ink to its point.
- fountainhead — a fountain or spring from which a stream flows; the head or source of a stream.
- four old cat — three old cat played with four batters.
- fourth grade — school year: age 9-10
- fourth-class — of, relating to, or designated as a class next below third, as for mailing, shipping, etc.
- fracastorius — a walled plain in the fourth quadrant of the face of the moon: about 60 miles (97 km) in diameter.
- franc-tireur — a sharpshooter in the French army.
- 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.
- frequentable — Accessible.
- fructosamine — (organic compound) A chemical compound that can be considered the result of a reaction between fructose and ammonia or an amine (with a molecule of water being released).
- fruit basket — a basket containing a variety of fruits sent as a gift
- fruit farmer — somebody who farms or grows fruit
- frumentation — (in ancient Rome) a public donation of grain, often given to citizens during times of unease
- frustratedly — In a frustrated manner.
- frustrations — Plural form of frustration.
- fudge factor — any variable component added to an experiment, plan, or the like that can be manipulated to allow leeway for error.