16-letter words containing f, r, i, n
- first lieutenant — an officer ranking next above second lieutenant and next below a captain.
- first-generation — being the first generation of a family to be born in a particular country.
- fisherman's bend — a knot made by taking a round turn on the object to which the rope is to be fastened, passing the end of the rope around the standing part and under the round turn, and securing the end.
- fisherman's knot — a knot for joining two ropes of equal thickness consisting of an overhand knot or double overhand knot by each rope round the other, so that the two knots jam when pulled tight
- fisherman's ring — the signet ring worn by the pope.
- fishing industry — the industry of catching fish
- fissure eruption — the emergence of lava from a fissure in the ground rather than from a volcanic cone or vent
- fixed-price menu — In a restaurant, the cost of a meal on a fixed-price menu stays the same and does not vary.
- flabbergastation — (colloquial) Bewildered shock or surprise; the state or condition of being flabbergasted.
- flabbergastingly — Surprisingly, astonishingly or amazingly.
- flash eliminator — a device fitted to the muzzle of a firearm to reduce the flash made by the ignited propellant gases
- 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).
- 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.
- flutter tonguing — a method of sounding a wind instrument, esp the flute, with a rolling movement of the tongue
- flying phalanger — any of various small phalangers of Australia and New Guinea, having a parachutelike fold of skin on each side of the body to give gliding assistance in leaping.
- food intolerance — an intolerance of a specific type of food, causing an adverse reaction
- food irradiation — the exposure of food to electromagnetic radiation to kill bacteria and retard deterioration
- fool around with — have casual sex
- foot in the door — If you say that something helps someone to get their foot in the door or their toe in the door, you mean that it gives them an opportunity to start doing something new, usually in an area that is difficult to succeed in.
- for a/one minute — If you say that you do not believe for a minute or for one minute that something is true, you are emphasizing that you do not believe that it is true.
- for the duration — If you say that something will happen for the duration, you mean that it will happen for as long as a particular situation continues.
- for the meantime — For the meantime means for a period of time from now until something else happens.
- forbid the banns — to raise an objection to a marriage announced in this way
- forced vibration — Forced vibration is a type of vibration in which a force is repeatedly applied to a mechanical system.
- fore and aft rig — a sail set in a line from one end the other of a vessel rather than in a square
- fore-and-aft rig — a rig in which the principal sails are fore-and-aft.
- foreign commerce — an interchange of goods or commodities, especially on a large scale between different countries (foreign commerce) or between different parts of the same country (domestic commerce) trade; business.
- foreign currency — money used in another country
- foreign exchange — commercial paper drawn on a person or corporation in a foreign nation.
- foreign language — language not one's mother tongue
- foreign minister — (in countries other than the U.S.) a cabinet minister who conducts and supervises foreign and diplomatic relations with other states. Also called, especially British, foreign secretary. Compare secretary of state (def 1).
- foreign national — citizen of another country
- forensic science — the collection of several fields of science to the purposes of law
- forinsec service — foreign service
- 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
- formation packer — A formation packer is a substance that is used as a seal between the casing and the borehole so that part of the hole can be tested.
- formylmethionine — Alternative spelling of formyl methionine.
- fortin barometer — an adjustable cistern barometer, the most common of those employing mercury.
- forward analysis — An analysis which determines properties of the output of a program from properties of the inputs.
- forward chaining — A data-driven technique used in constructing goals or reaching inferences derived from a set of facts. Forward chaining is the basis of production systems. Oppose backward chaining.
- forward planning — business: making future provisions
- forward-thinking — planning or tending to plan for the future; forward-looking.
- forwarding agent — freight forwarder.
- four-dimensional — of a space having points, or a set having elements, which require four coordinates for their unique determination.