16-letter words containing t, r, e, o, f, l
- ferroelectricity — (physics) The electric polarization of a substance (spontaneous presence of a dipole moment) that is analagous to ferromagnetism.
- ferrous sulphate — an iron salt with a saline taste, usually obtained as greenish crystals of the heptahydrate, which are converted to the white monohydrate above 100°C: used in inks, tanning, water purification, and in the treatment of anaemia. Formula: FeSO4
- fertility factor — a sex-determining chromosome or gene.
- fertility symbol — an object, esp a phallic symbol, used in fertility-cult ceremonies to symbolize regeneration
- feulgen reaction — a reaction in which an aldehyde combines with a modified Schiff's reagent to produce a purplish compound: used especially to test for the presence of DNA
- filter promotion — (algorithm) In a generate and test algorithm, combining part of the filter with the generator in order to reduce the number of potential solutions generated. A trivial example: filter (< 100) [1..1000] ==> [1..99] where [1..n] generates the list of integers from 1 to n. Here the filter has been combined completely with the generator. This is an example of fusion.
- fire regulations — rules intended to make sure that people and property stay safe in the event of a fire
- fire-tube boiler — any boiler for generating steam by passing hot gases and other combustible products through tubes (fire tubes) immersed in water to a chimney or uptake.
- flabbergastation — (colloquial) Bewildered shock or surprise; the state or condition of being flabbergasted.
- flame cultivator — an implement that kills weeds by scorching them with a directed flow of flaming gas.
- flash eliminator — a device fitted to the muzzle of a firearm to reduce the flash made by the ignited propellant gases
- flat-bed plotter — a mechanized drafting device, usually computer driven, incorporating a moving pen whose horizontal and vertical range in two dimensions is limited only by the size of the bed of the device.
- flatheaded borer — the larva of a metallic wood-boring beetle, having an expanded and flattened anterior end.
- flettner control — servocontrol (def 3).
- floridean starch — the storage polysaccharide of red algae.
- fluorescent lamp — a tubular electric discharge lamp in which light is produced by the fluorescence of phosphors coating the inside of the tube.
- flutter tonguing — a method of sounding a wind instrument, esp the flute, with a rolling movement of the tongue
- follow the crowd — copy what others are doing
- follow-up letter — a letter sent as a follow-up to an initial letter or to a telephone call, meeting, etc
- food intolerance — an intolerance of a specific type of food, causing an adverse reaction
- foot reflexology — reflexology (def 1).
- for external use — If medicine is for external use, it is intended to be used only on the outside of your body, and not to be eaten or drunk.
- foreign national — citizen of another country
- forked lightning — Forked lightning is lightning that divides into two or more parts near the ground.
- formylmethionine — Alternative spelling of formyl methionine.
- fort leavenworth — a military reservation and U.S. Army training center in E Kansas adjoining Leavenworth, one of the oldest (1827) military posts W of the Mississippi and site of federal penitentiary.
- four-letter word — any of a number of short words, usually of four letters, considered offensive or vulgar because of their reference to excrement or sex.
- four-minute mile — a mile-long race run in four minutes or less
- four-star petrol — petrol containing lead, formerly sold in the UK
- freeboard length — the length of a vessel, measured on the summer load line from the fore side of the stem to some part of the stern, usually the after side of the rudderpost.
- french telephone — handset (def 1).
- friction welding — a method of welding thermoplastics or metals by the heat generated by rubbing the members to be joined against each other under pressure.
- friendly society — law: mutual group providing benefits
- front-end loader — a loader having a shovel or bucket at the end of an articulated arm located at the front of the vehicle.
- frontier orbital — the highest-energy occupied orbital or lowest-energy unoccupied orbital in a molecule. Such orbitals have a large influence on chemical properties
- full court press — Basketball. a tactic of harassing, close-guarding defense in which the team without the ball pressures the opponent man-to-man the entire length of the court in order to disrupt dribbling or passing and force a turnover: Suddenly behind by eighteen points, they went to a full-court press.
- full to the brim — If something, especially a container, is filled to the brim or full to the brim with something, it is filled right up to the top.
- full-court press — Basketball. a tactic of harassing, close-guarding defense in which the team without the ball pressures the opponent man-to-man the entire length of the court in order to disrupt dribbling or passing and force a turnover: Suddenly behind by eighteen points, they went to a full-court press.
- functional water — water containing additives that provide extra nutritional value
- funeral director — a person, usually a licensed embalmer, who supervises or conducts the preparation of the dead for burial and directs or arranges funerals.
- furniture polish — product: shines wood
- general factotum — a person who does all sorts of jobs; general assistant
- glory-of-the-sun — a bulbous, Chilean plant, Leucocoryne ixioides, of the amaryllis family, having fragrant, white or blue flowers.
- go off the rails — If someone goes off the rails, they start to behave in a way that other people think is unacceptable or very strange, for example they start taking drugs or breaking the law.
- gold certificate — a former U.S. paper currency issued by the federal government for circulation from 1865 to 1933, equal to and redeemable for gold to a stated value.
- hell for leather — If you say that someone is going hell for leather, you are emphasizing that they are doing something or are moving very quickly and perhaps carelessly.
- hell-for-leather — characterized by reckless determination or breakneck speed: The sheriff led the posse in a hell-for-leather chase.
- hopfield network — (artificial intelligence) (Or "Hopfield model") A kind of neural network investigated by John Hopfield in the early 1980s. The Hopfield network has no special input or output neurons (see McCulloch-Pitts), but all are both input and output, and all are connected to all others in both directions (with equal weights in the two directions). Input is applied simultaneously to all neurons which then output to each other and the process continues until a stable state is reached, which represents the network output.
- imperfect flower — a unisexual flower with only stamens or only pistils
- intestinal flora — microorganisms that normally inhabit the lumen of the intestinal tract