15-letter words containing f, y, n
- family planning — the concept or a program of limiting the size of families through the spacing or prevention of pregnancies, especially for economic reasons.
- family skeleton — a closely guarded family secret
- 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.
- ferromolybdenum — a ferroalloy containing up to 60 percent molybdenum.
- fetch and carry — to go and bring back; return with; get: to go up a hill to fetch a pail of water.
- feynman diagram — a network of lines that represents a series of emissions and absorptions of elementary particles by other elementary particles, from which the probability of the series can be calculated.
- field intensity — the vector sum of all forces exerted by a field on a unit mass, unit charge, unit magnetic pole, etc., at a given point within the field.
- finance company — an institution engaged in such specialized forms of financing as purchasing accounts receivable, extending credit to retailers and manufacturers, discounting installment contracts, and granting loans with goods as security.
- 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
- flight of fancy — An idea or statement that is very imaginative but complicated, silly, or impractical can be referred to as a flight of fancy.
- floating policy — (in marine insurance) a policy that provides protection of a broad nature for shipments of merchandise and that is valid continuously until canceled.
- floating supply — the aggregate supply of ready-to-market goods or securities.
- fly honeysuckle — either of two honeysuckle shrubs, Lonicera canadensis, of eastern North America, or L. xylosteum, of Eurasia, having paired yellowish flowers tinged with red.
- fly-on-the-wall — A fly-on-the-wall documentary is made by filming people as they do the things they normally do, rather than by interviewing them or asking them to talk directly to the camera.
- 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 characin — hatchetfish (def 2).
- flying dutchman — a legendary Dutch ghost ship supposed to be seen at sea, especially near the Cape of Good Hope.
- flying fortress — a heavy bomber, the B-17, with four radial piston engines, widely used over Europe and the Mediterranean by the U.S. Air Force in World War II.
- flying jib boom — an extension on a jib boom, to which a flying jib is fastened.
- 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.
- food insecurity — an economic and social condition of limited or uncertain access to adequate food.
- food technology — a branch of technology that is involved in the production of food
- for a certainty — without doubt
- 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.
- for one's money — any circulating medium of exchange, including coins, paper money, and demand deposits.
- forehand volley — a type of forehand shot played in tennis
- fortysomethings — Plural form of fortysomething.
- fountain valley — a city in SW California.
- fountains abbey — a ruined Cistercian abbey near Ripon in Yorkshire: founded 1132, dissolved 1539; landscaped 1720
- frederick henry — 1584–1647, prince of Orange and count of Nassau; son of William (I) the Silent
- free university — a school run informally by and for college students, organized to offer courses and approaches not usually offered in a college curriculum.
- french mulberry — a shrub, Callicarpa americana, of the verbena family, of the south-central U.S. and the West Indies, having violet-colored fruit and bluish flowers.
- frequency curve — a curve representing the frequency with which a variable assumes its values.
- frontal cyclone — any extratropical cyclone associated with a front: the most common cyclonic storm.
- fuel efficiency — the (least) amount of fuel used in proportion to the number of miles travelled
- full employment — all of workforce is employed
- fully fashioned — (of stockings, knitwear, etc) shaped and seamed so as to fit closely
- functionability — functional (def 3).
- fungistatically — in a fungistatic manner
- funny handshake — an elaborate handshake, indicating that someone belongs to a certain social group, etc
- fuzzy computing — fuzzy logic
- genetic fallacy — the fallacy of confusing questions of validity and logical order with questions of origin and temporal order.
- geranium family — the plant family Geraniaceae, typified by herbaceous plants or small shrubs having lobed leaves, showy flowers, and slender, beak-shaped fruit, and including the crane's-bills, stork's-bills, and cultivated geraniums of the genus Pelargonium.
- gesneria family — the plant family Gesneriaceae, characterized by herbaceous plants having a basal rosette of usually toothed leaves, tubular two-lipped flowers, and fruit in the form of a berry or capsule, and including the African violet, gloxinia, and streptocarpus.
- get any good of — to handle to good effect
- greenbottle fly — any of several metallic-green blowflies, as Phaenicia sericata.
- griffith-joyner — Florence, known as Flojo. 1959–98, US sprinter, winner of two gold medals at the 1988 Olympic Games
- gunnery officer — an officer in charge of heavy guns
- hacking x for y — [ITS] Ritual phrasing of part of the information which ITS made publicly available about each user. This information (the INQUIR record) was a sort of form in which the user could fill out various fields. On display, two of these fields were always combined into a project description of the form "Hacking X for Y" (e.g. ""Hacking perceptrons for Minsky""). This form of description became traditional and has since been carried over to other systems with more general facilities for self-advertisement (such as Unix plan files).
- have an eye for — the organ of sight, in vertebrates typically one of a pair of spherical bodies contained in an orbit of the skull and in humans appearing externally as a dense, white, curved membrane, or sclera, surrounding a circular, colored portion, or iris, that is covered by a clear, curved membrane, or cornea, and in the center of which is an opening, or pupil, through which light passes to the retina.