12-letter words containing a, f, t
- flight arrow — an arrow having a conical or pyramidal head without barbs.
- float around — A rumour or idea that is floating around is often heard or talked about.
- float bridge — a bridge, as from a pier to a boat, floating at one end and hinged at the other to permit loading and unloading at any level of water.
- float collar — A float collar is a part near the bottom of the casing string which catches the bottom plug and top plug, and which prevents mud from entering the casing.
- float switch — an electric switch controlled by a conductor floating in a liquid.
- floatability — capable of floating; that can be floated.
- floating rib — one member of the two lowest pairs of ribs, which are attached neither to the sternum nor to the cartilages of other ribs.
- flocculating — Present participle of flocculate.
- flocculation — to form into flocculent masses.
- flood basalt — a very extensive lava flow of basaltic composition that has issued from a fissure, often to be found as part of a series of such flows one on top of another, forming a plateau
- floor trader — a member of a stock or commodity exchange who executes orders on the floor of the exchange for his or her own account.
- flow pattern — The flow pattern is the way in which fluids move through a reactor.
- flowcharting — (computing) the design and construction of flowcharts.
- 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.
- fly the flag — to represent or show support for one's country, an organization, etc
- flying start — a start, as in sailboat racing, in which the entrants begin moving before reaching the starting line.
- foam plastic — a kind of light cellular plastic made by creating bubbles of gas in the liquid material and solidifying it: often used as an insulator
- foamed metal — a uniform foamlike metal structure produced when hydrogen bubbles are evolved from metal hydrides uniformly dispersed throughout a host metal or metal alloy: used as a structural material because of its shock-absorbing properties and light weight.
- focal length — the distance from a focal point of a lens or mirror to the corresponding principal plane. Symbol: f.
- focalization — (optics) Putting into focus.
- folding seat — a seat that can be folded down
- fomentations — Plural form of fomentation.
- food fascist — a person who shows extreme, intolerant views in relation to food
- foolhardiest — Superlative form of foolhardy.
- foot traffic — the wear and tear caused to a surface by people walking on it
- foot-lambert — a unit of luminance or photometric brightness, equal to the luminance of a surface emitting a luminous flux of one lumen per square foot, the luminance of a perfectly reflecting surface receiving an illumination of one foot-candle. Abbreviation: fL.
- 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.
- footdragging — the act or practice of acting with deliberate slowness
- footplateman — a member of a locomotive crew who stands on the footplate to operate the controls
- for all that — the whole of (used in referring to quantity, extent, or duration): all the cake; all the way; all year.
- for all time — forever, for eternity
- for instance — a case or occurrence of anything: fresh instances of oppression.
- for starters — a person or thing that starts.
- for-instance — an instance or example: Give me a for-instance of what you mean.
- foraging ant — any of several ants, as army ants, that forage as part of a large group.
- forced-draft — using a flow of air or air forced through a pipe or system of pipes by fans or blowers: a forced-draft central heating system.
- fore and aft — situated at or toward the front, as compared with something else.