15-letter words containing s, o, u, r, f
- 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.
- 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.
- 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.
- fluorophosphate — a salt or ester of a fluorophosphoric acid.
- 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.
- foolscap quarto — a book size, 63⁄4 by 81⁄2 inches (foolscap quarto)
- force the issue — to compel decision on some matter
- formal calculus — an uninterpreted symbolic system whose syntax is precisely defined, and on which a relation of deducibility is defined in purely syntactic terms; a logistic system
- formation rules — the set of rules that specify the syntax of a formal system; the algorithm that generates the well-formed formulae
- foster daughter — a girl raised like one's own daughter, though not such by birth or adoption.
- four-poster bed — bed: post at each corner
- 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.
- from sun to sun — from sunrise to sunset
- frozen shoulder — joint stiffness at top of arm
- fructifications — Plural form of fructification.
- furniture store — shop: sells furnishings
- fusospirillosis — (medicine) alternative name of acute necrotizing ulcerative gingivitis.
- fusospirochetal — Relating to fusospirochetes.
- fusospirochetes — Plural form of fusospirochete.
- 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.
- guest of honour — If you say that someone is the guest of honour at a dinner or other social occasion, you mean that they are the most important guest.
- gulf of argolis — an inlet of the Aegean Sea, in the E Peloponnese
- half-understood — partially understood
- hausdorff space — a topological space in which each pair of points can be separated by two disjoint open sets containing the points.
- have no use for — to employ for some purpose; put into service; make use of: to use a knife.
- hopeful monster — a hypothetical individual organism that, by means of a fortuitous macromutation permitting an adaptive shift to a new mode of life, becomes the founder of a new type of organism and a vehicle of macroevolution.
- house of prayer — house of God.
- hundred flowers — the 1957 political campaign in the People's Republic of China to encourage greater freedom of intellectual expression, initiated by Mao Zedong under the slogan “Let a hundred flowers bloom, let a hundred schools of thought contend.”.
- 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
- interfoliaceous — situated between leaves, especially opposite leaves.
- 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.
- let yourself go — If you let yourself go, you relax and behave much more freely than usual.
- linguistic form — any meaningful unit of speech, as a sentence, phrase, word, morpheme, or suffix.
- liver of sulfur — sulfurated potash.
- long-sufferance — long-suffering.
- lord of misrule — (in England) a person formerly chosen to direct the Christmas revels and sports.