15-letter words containing u, n, f, r
- distressfulness — The state or quality of being distressful; the state of having or causing anxiety or strain.
- distrustfulness — The state or quality of being distrustful or doubtful; distrust; mistrust.
- draughtproofing — Present participle of draughtproof.
- draw oneself up — to assume a straighter posture; stand or sit straight
- evens favourite — the favourite to win a race and on which the bookmakers are offering even odds.
- fair and square — free from bias, dishonesty, or injustice: a fair decision; a fair judge.
- false buckthorn — a spiny shrub or small tree, Bumelia lanuginosa, of the sapodilla family, native to the southern U.S., having gummy, milky sap and white, bell-shaped flowers and yielding a hard, light-brown wood.
- family grouping — a system, used usually in the infant school, of grouping children of various ages together, esp for project work
- fault tolerance — (architecture) 1. The ability of a system or component to continue normal operation despite the presence of hardware or software faults. This often involves some degree of redundancy. 2. The number of faults a system or component can withstand before normal operation is impaired.
- fauntleroy suit — a formal outfit for a boy composed of a hip-length jacket and knee-length pants, often in black velvet, and a wide, lacy collar and cuffs, usually worn with a broad sash at the waist and sometimes a large, loose bow at the neck, popular in the late 19th century.
- feeding grounds — the place where animals gather to find food
- ferromolybdenum — a ferroalloy containing up to 60 percent molybdenum.
- field of honour — the place or scene of a battle or duel, esp of jousting tournaments in medieval times
- field woundwort — the plant Stachys arvensis
- figurate number — a number having the property that the same number of equally spaced dots can be arranged in the shape of a regular geometrical figure.
- finno-russo war — the war (1939–40) between Finland and the Soviet Union.
- fish restaurant — a restaurant which serves mainly fish
- fishing harbour — a place where fishing boats are tied up
- fission product — a nuclide produced either directly by nuclear fission or by the radioactive decay of such a nuclide
- fissiparousness — The quality of being fissiparous.
- 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.
- 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
- flavourlessness — Alternative spelling of flavorlessness.
- flavoursomeness — Alt form flavorsomeness.
- fleet insurance — Fleet insurance is a type of insurance contract that applies to a number of vehicles.
- fleming's rules — two rules used as mnemonics for the relationship between the directions of current flow, motion, and magnetic field in electromagnetic induction. The hand is held with the thumb, first, and second fingers at right angles, respectively indicating the directions of motion, field, and electric current. The left hand is used for electric motors and the right hand for dynamos
- flirtatiousness — The quality of being flirtatious.
- 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.
- floriferousness — Quality of being floriferous, or bearing many flowers.
- flowering shrub — any shrub that produces flowers
- 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.
- fluoroquinolone — Any of a class of therapeutic antibiotics that are active against a range of bacteria associated with human and animal diseases. Their use in livestock has sparked concerns about the spread of bacteria resistant to them in humans.
- flying buttress — a segmental arch transmitting an outward and downward thrust to a solid buttress that through its inertia transforms the thrust into a vertical one.
- flying squirrel — any of various nocturnal tree squirrels, as Glaucomys volans, of the eastern U.S., having folds of skin connecting the fore and hind legs, permitting long, gliding leaps.
- focusing screen — a camera in which the image appears on a ground-glass viewer (focusing screen) after being reflected by a mirror or after passing through a prism or semitransparent glass; in one type (single-lens reflex camera) light passes through the same lens to both the ground glass and the film, while in another type (twin-lens reflex camera) light passes through one lens (viewing lens) to the ground glass and through a second lens (taking lens) to the film, the lenses being mechanically coupled for focusing.
- food insecurity — an economic and social condition of limited or uncertain access to adequate food.
- football ground — an area of land where football games are played
- forbidden fruit — the fruit of the tree of knowledge of good and evil, tasted by Adam and Eve against God's prohibition. Gen. 2:17; 3:3.
- formal argument — (programming) (Or "parameter") A name in a function or subroutine definition that is replaced by, or bound to, the corresponding actual argument when the function or subroutine is called. In many languages formal arguments behave like local variables which get initialised on entry. See: argument.
- formal language — correct or polite words and phrases
- 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.
- founding member — A founding member of a club, group, or organization is one of the first members, often one who was involved in setting it up.
- fourteen points — a statement of the war aims of the Allies, made by President Wilson on January 8, 1918.
- fourteen-points — a statement of the war aims of the Allies, made by President Wilson on January 8, 1918.
- fourth position — a position in which the feet are at right angles to the direction of the body, the toes pointing out, with one foot forward and the other foot back.