15-letter words containing a, n, d, f, o
- donnybrook fair — a fair which until 1855 was held annually at Donnybrook, County Dublin, Ireland, and which was famous for rioting and dissipation.
- drag one's feet — to draw with force, effort, or difficulty; pull heavily or slowly along; haul; trail: They dragged the carpet out of the house.
- draughtproofing — Present participle of draughtproof.
- draw oneself up — to assume a straighter posture; stand or sit straight
- drift indicator — an instrument that indicates the amount of drift of an aircraft.
- dwarf poinciana — royal poinciana.
- dysfunctionally — not performing normally, as an organ or structure of the body; malfunctioning.
- edict of nantes — a seaport in and the capital of Loire-Atlantique, in W France, at the mouth of the Loire River.
- errand of mercy — a trip undertaken to help someone who is in trouble
- family division — a division of the High Court of Justice dealing with divorce, the rights of access to children, etc
- fashion-forward — relating to, anticipating, or reflecting the most up-to-date fashion trends
- fast-food chain — a chain of restaurants serving fast food
- fetal diagnosis — prenatal determination of genetic or chemical abnormalities in a fetus, esp by amniocentesis
- fighter command — a former unit of the Royal Air Force dedicated to the use of fighter aircraft, esp against enemy bombers and their escorts during WWII
- fire water pond — A fire water pond is an area of water which is kept so it can be used if there is a fire.
- fire-and-forget — used to describe a type of missile that, once fired, is able to guide itself to its target
- flannel-mouthed — speaking thickly, as if one's mouth were full of flannel
- flannelled fool — a cricketer
- flavourdynamics — as in quantum flavour dynamics, a mathematical model used to describe the interaction of flavoured particles (weak force) through the exchange of intermediate vector bosons
- flesh and blood — offspring or relatives: one's own flesh and blood.
- floating island — a dessert consisting of boiled custard with portions of meringue, whipped cream, or whipped egg whites and sometimes jelly floating upon it or around it.
- floating screed — Building Trades. screed (def 3).
- flood insurance — insurance covering loss or damage to property arising from a flood, flood tide, or the like.
- florida current — the part of the Gulf Stream which extends from the Florida Strait to Cape Hatteras.
- 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.
- fob destination — FOB destination is a shipping term indicating that ownership of goods passes at delivery to their destination, and the seller has total responsibility until then.
- football ground — an area of land where football games are played
- for a rainy day — If you say that you are saving something, especially money, for a rainy day, you mean that you are saving it until a time in the future when you might need it.
- forehand volley — a type of forehand shot played in tennis
- forest of arden — a region of N Warwickshire, part of a former forest: scene of Shakespeare's As You Like It
- 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.
- forward echelon — (in a military operation) the troops and officers in a combat zone or in a position to engage the enemy.
- forward-looking — planning for or anticipating possible future events, conditions, etc.; progressive.
- foundationalism — (epistemology) The doctrine that beliefs derive justification from certain basic beliefs.
- founding father — The founding father of an institution, organization, or idea is the person who sets it up or who first develops it.
- fraternal order — men's organization
- free-trade zone — foreign-trade zone. free port (def 1). Abbreviation: FTZ.
- french marigold — a composite plant, Tagetes patula, of Mexico, having yellow flowers with red markings.
- french togoland — a former United Nations Trust Territory in W Africa, administered by France (1946–60), now the independent republic of Togo
- friedmann model — any model of the universe deduced from a homogeneous, isotropic solution of Einstein's field equations without a cosmological constant. Such models form the mathematical basis for many modern cosmologies and provide for expansion or contraction of the universe.
- 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.
- frozen daiquiri — a cocktail consisting of rum, lemon or lime juice, and sugar, vigorously beaten together with finely crushed ice and served with a straw.
- fully fashioned — (of stockings, knitwear, etc) shaped and seamed so as to fit closely
- functional food — a food containing additives which provide extra nutritional value
- functional load — the relative frequency of occurrence of words that are differentiated in one and the same position by only one distinctive feature. In English, the opposition of voiced and voiceless th has a low functional load being used only to distinguish such pairs as ether and either, or wreath and wreathe.
- gale-force wind — a wind of force seven to ten on the Beaufort scale or from 45 to 90 kilometres per hour
- get any good of — to handle to good effect
- goal difference — the number of goals scored by a team minus the number of goals it has conceded