15-letter words containing a, i, r, t, f
- first secretary — The First Secretary of the Welsh Assembly is the leader of the ruling party.
- first world war — World War I.
- first-day cover — a cover marked so as to indicate that it was mailed on the first day of issue of the stamp it bears and from one of the cities at which the stamp was issued on that day.
- fish restaurant — a restaurant which serves mainly fish
- fission reactor — a nuclear reactor in which a fission reaction takes place
- fitness tracker — a wearable electronic device or a software application that monitors one's physical fitness and daily physical activity.
- fitness trainer — someone whose job is to improve other people's fitness
- five-star hotel — a top-quality hotel offering exceptional luxury
- flame-arc light — an arc light that uses flame carbons to colour the arc
- flapping router — (networking) A router that transmits routing updates alternately advertising a destination network first via one route, then via a different route. Flapping routers are identified on more advanced protocol analysers such as the Network General (TM) Sniffer.
- fleet insurance — Fleet insurance is a type of insurance contract that applies to a number of vehicles.
- flemish brabant — a province of central Belgium, formed in 1995 from the N part of Brabant province: densely populated and intensively farmed, with large industrial centres. Pop: 1 031 904 (2004 est). Area: 2106 sq km (813 sq miles)
- flight sergeant — a noncommissioned officer in the Royal Air Force junior in rank to a master aircrew
- flimflam artist — trickster; swindler
- flirtatiousness — The quality of being flirtatious.
- floating charge — an unsecured charge on the assets of an enterprise that allows such assets to be used commercially until the enterprise ceases to operate or the creditor intervenes to demand collateral
- floating screed — Building Trades. screed (def 3).
- floral tributes — bunches or arrangements of flowers left as a memorial at the site of a fatal incident
- florida current — the part of the Gulf Stream which extends from the Florida Strait to Cape Hatteras.
- flowering plant — a plant that produces flowers, fruit, and seeds; angiosperm.
- fluoridationist — One who supports the addition of fluoride to the public water supply.
- fluorine dating — a method of determining the relative age of fossil bones found in the same excavation by comparing their fluorine content.
- for a certainty — without doubt
- for pity's sake — You can say for pity's sake to add emphasis to what you are saying, especially when you are annoyed or upset.
- for their pains — You say that something was all you got for your pains when you are mentioning the disappointing result of situation into which you put a lot of work or effort.
- forget about it — don't mention it, you're welcome
- formation dance — any dance in which a number of couples form a certain arrangement, such as two facing lines or a circle, and perform a series of figures within or based on that arrangement
- formation fluid — Formation fluid is fluid in the pores (=tiny holes) of a rock.
- formation rules — the set of rules that specify the syntax of a formal system; the algorithm that generates the well-formed formulae
- formularization — The act of formularizing; a formularized or formulated statement or exhibition.
- founding father — The founding father of an institution, organization, or idea is the person who sets it up or who first develops it.
- fourth official — In football, the fourth official is an official who assists the referee and assistant referees from the side of the pitch.
- fovea centralis — a small pit or depression at the back of the retina forming the point of sharpest vision.
- fractional note — a banknote in a denomination smaller than the standard unit of currency
- fractionalizing — Present participle of fractionalize.
- fragmentariness — The quality of being fragmentary.
- fragrance strip — a folded, usually sealed strip on a page or card, impregnated with fragrance that is released when pulled or torn open: The magazine is full of fragrance strips in the advertisements.
- francis turbine — a water turbine designed to produce high flow from a low head of pressure: used esp in hydroelectric power generation
- frankensteinian — a person who creates a monster or a destructive agency that cannot be controlled or that brings about the creator's ruin.
- fraternal twins — one of a pair of twins, not necessarily resembling each other, or of the same sex, that develop from two separately fertilized ova.
- free soil party — a former U.S. political party (1848–56) that opposed the extension of slavery in the Territories not yet admitted to statehood.
- free-tailed bat — any of various small, swift, insect-eating bats of the family Molossidae, common in warm climates, having thick, leathery ears and a tail that projects well beyond the tail membrane.
- freight charges — the price charged for conveying goods by freight
- french tamarisk — a shrub or small tree, Tamarix gallica, of the Mediterranean region, having bluish foliage and white or pinkish flowers.
- friar's lantern — ignis fatuus (def 1).
- friend at court — a friend in a position of influence or power who may advance one's interests, especially a helpful person who is close to someone in authority.
- fringe festival — an unofficial, often unconventional, arts festival that is associated with another, larger festival
- fringed gentian — a plant of the genus Gentianopsis (or Gentiana), especially G. crinita, having a tubular blue corolla with four fringed petals.
- fructifications — Plural form of fructification.
- fumitory family — the plant family Fumariaceae, characterized by herbaceous plants having deeply cut basal or alternate leaves, flowers with four petals of which one or two are spurred or lobed, and fruit in the form of a capsule, and including the bleeding heart, Dutchman's-breeches, fumitory, and squirrel corn.