12-letter words containing a, r, o, l
- flash powder — powder that could be ignited to provide a bright light to take a photograph
- flashforward — a device in the narrative of a motion picture, novel, etc., by which a future event or scene is inserted into the chronological structure of the work.
- flatterously — in a flatterous manner
- flavoprotein — an enzyme, containing riboflavin and linked chemically with a protein, active in the oxidation of foods in animal cells.
- flavorlessly — In a flavorless way.
- 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.
- 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.
- floor leader — the majority leader or minority leader in either the Senate or the House of Representatives.
- floor sample — an appliance, piece of furniture, or other article of merchandise that has been used for display or demonstration and is usually offered at a reduced price.
- 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.
- floor-manage — to act as or in the manner of a floor manager.
- flooring saw — a saw having a curved edge.
- floorwalkers — Plural form of floorwalker.
- florida keys — chain of small islands extending southwest from the S tip of Fla.
- florida moss — Spanish moss.
- florida room — a sunroom.
- flour shaker — a container, often with a perforated top, from which flour is shaken
- flow breccia — a volcanic breccia that has solidified from a lava flow.
- flow pattern — The flow pattern is the way in which fluids move through a reactor.
- flowcharting — (computing) the design and construction of flowcharts.
- 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.
- fluorocarbon — any of a class of compounds produced by substituting fluorine for hydrogen in a hydrocarbon, and characterized by great chemical stability: used chiefly as a lubricant, refrigerant, fire extinguishing agent, and in industrial and other applications in which chemical, electrical, flame, and heat resistance is essential; banned as an aerosol propellant in the U.S. because of concern about ozone layer depletion.
- fluorography — photofluorography.
- fluorouracil — a pyrimidine analog, C 4 H 3 FN 2 O 2 , used in the treatment of certain cancers.
- flusteration — (colloquial, dated) The act of flustering, or the state of being flustered.
- flutterboard — a kickboard.
- fluviomarine — of or formed by the combined action of river and sea.
- food allergy — an allergy to a specific type of food
- foolhardiest — Superlative form of foolhardy.
- 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.
- for a giggle — as a joke or prank; not seriously
- 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
- forbearingly — In a forbearing manner.
- fore-topsail — a topsail set on a foremast on a ship.
- forecastable — to predict (a future condition or occurrence); calculate in advance: to forecast a heavy snowfall; to forecast lower interest rates.
- forehandedly — Prudently, with thrift and foresight.
- foreign-flag — (of a vessel or aircraft) having a registry under a nationality other than one's own: rivalry between U.S.-flag freighters and foreign-flag ships.
- forensically — pertaining to, connected with, or used in courts of law or public discussion and debate.
- forepleasure — the aggregate of pleasurable sensations that lead to a heightened physical or emotional response, as of those aroused in sexual intercourse that lead to an orgasm.
- forestalling — Present participle of forestall.
- forestaysail — a triangular sail set on a forestay; the innermost headsail of a vessel.