15-letter words containing r, u, f, i, s
- 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.
- floral tributes — bunches or arrangements of flowers left as a memorial at the site of a fatal incident
- 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.
- fluorochemicals — Plural form of fluorochemical.
- 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.
- force the issue — to compel decision on some matter
- formation rules — the set of rules that specify the syntax of a formal system; the algorithm that generates the well-formed formulae
- 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.
- francis bushman — Francis X(avier) 1883–1966, U.S. film actor.
- francis turbine — a water turbine designed to produce high flow from a low head of pressure: used esp in hydroelectric power generation
- franklin square — a town on W Long Island, in SE New York.
- franklin's gull — a black-headed North American gull, Larus pipixcan, feeding chiefly on insects.
- 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 guianese — an overseas department of France, on the NE coast of South America: formerly a French colony. 35,135 sq. mi. (91,000 sq. km). Capital: Cayenne.
- fructifications — Plural form of fructification.
- funeral service — ceremony at a burial or cremation
- furniture store — shop: sells furnishings
- fusospirillosis — (medicine) alternative name of acute necrotizing ulcerative gingivitis.
- fusospirochetal — Relating to fusospirochetes.
- fusospirochetes — Plural form of fusospirochete.
- futilitarianism — The belief that all human activity is futile.
- future interest — an interest in personal or real property, the possession and enjoyment of which is to commence at a later date.
- giant sunflower — a composite plant, Helianthus giganteus, of eastern North America, growing nearly 12 feet (4 meters) high and having very large yellow flower heads.
- gulf of argolis — an inlet of the Aegean Sea, in the E Peloponnese
- hit the buffers — to finish or be stopped, esp unexpectedly
- hyperfastidious — extremely or excessively fastidious
- inertial fusion — a type of nuclear fusion in which the inertia of matter enables it to fuse by impact, as by pulses of laser radiation or high-energy charged particles, rather than by high temperature
- infrastructural — the basic, underlying framework or features of a system or organization.
- infrastructures — Plural form of infrastructure.
- interfascicular — pertaining to or forming a fascicle; fasciculate.
- interfoliaceous — situated between leaves, especially opposite leaves.
- intrafascicular — between the xylem and phloem elements of a vascular bundle
- irish wolfhound — one of an Irish breed of large, tall dogs having a rough, wiry coat ranging in color from white to brindle to black.
- john of austria — ("Don John") 1547?–78, Spanish naval commander and general: victor at the battle of Lepanto.
- lateral fissure — the fissure separating the frontal, temporal, and parietal lobes of the cerebrum.
- linguistic form — any meaningful unit of speech, as a sentence, phrase, word, morpheme, or suffix.
- liver of sulfur — sulfurated potash.
- lord of misrule — (in England) a person formerly chosen to direct the Christmas revels and sports.
- margaritiferous — yielding or wearing pearls
- mistrustfulness — Quality of being mistrustful.
- mortiferousness — deadliness