16-letter words containing f, l, o, r
- feme-sole trader — a married woman who is entitled to carry on business on her own account and responsibility, independently of her husband.
- fend for oneself — to manage by oneself; get along without help
- 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
- fielder's choice — a fielder's attempt to put out a base runner rather than the batter when a play at first base would put out the batter.
- file compression — (algorithm) The compression of data in a file, usually to reduce storage requirements.
- 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.
- finless porpoise — a porpoise Neophocaena phocaenoides of the Indian and pacific Oceans that completely lacks a dorsal fin
- 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.
- firework display — a public event at which fireworks are set alight
- flabbergastation — (colloquial) Bewildered shock or surprise; the state or condition of being flabbergasted.
- flamborough head — a chalk promontory in NE England, on the coast of the East Riding of Yorkshire
- 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
- flashbulb memory — the clear recollections that a person may have of the circumstances associated with a dramatic event
- 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).
- flight formation — an arrangement of two or more airplanes flying together in a group, usually in a predetermined pattern.
- flight indicator — artificial horizon (def 3).
- flight simulator — a device used in pilot and crew training that provides a cockpit environment and sensations of flight under actual conditions.
- florencio varela — a city in E Argentina, near Buenos Aires.
- floridean starch — the storage polysaccharide of red algae.
- flotation collar — an inflatable device worn around the neck to keep the wearer afloat when in danger of drowning
- flower arranging — Flower arranging is the art or hobby of arranging cut flowers in a way which makes them look attractive.
- flowering quince — any shrub belonging to the genus Chaenomeles, of the rose family, native to eastern Asia, having showy, waxy flowers and a quincelike fruit, grown widely as an ornamental.
- 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
- follicular phase — a stage of the menstrual cycle, from onset of menstruation to ovulation.
- follow the crowd — copy what others are doing
- follow-my-leader — a game in which the players must repeat the actions of the leader
- 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
- fool around with — have casual sex
- foot reflexology — reflexology (def 1).
- for all sb cares — You can use for all I care to emphasize that it does not matter at all to you what someone does.
- 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 language — language not one's mother tongue
- foreign national — citizen of another country
- forked lightning — Forked lightning is lightning that divides into two or more parts near the ground.
- formation flying — a formal arrangement of flying aircraft acting as a unit
- formylmethionine — Alternative spelling of formyl methionine.
- forswear oneself — to swear falsely; perjure oneself
- 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.
- forward analysis — An analysis which determines properties of the output of a program from properties of the inputs.
- forward delivery — delivery at a future date.