15-letter words containing u, r, s, o
- erosive mixture — An erosive mixture is a mixture containing substances that wear away components or cause problems with the flow of oil along pipelines.
- eureka stockade — a violent incident in Ballarat, Australia, in 1854 between gold miners and the military, as a result of which the miners won their democratic rights in the state parliament
- evens favourite — the favourite to win a race and on which the bookmakers are offering even odds.
- exclusion order — law: ban spouse from home
- excrementitious — Of or pertaining to the nature of excrement.
- excursion train — a train that is laid on for a special occasion such as a sports or cultural event
- expulsion order — a legal document ordering someone's expulsion
- faculty advisor — a member of the faculty who gives advice to students
- fallout shelter — protective bunker
- 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.
- 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
- ferrous sulfate — a bluish-green, crystalline, saline-tasting, water-soluble heptahydrated solid, FeSO 4 ⋅7H 2 O, used chiefly in the manufacture of other iron salts, in water purification, fertilizer, inks, pigments, tanning, photography, and in medicine in the treatment of anemia.
- ferrous sulfide — a dark or black metallic crystalline compound, FeS, insoluble in water, soluble in acids, used in ceramics and to generate hydrogen sulfide.
- finno-russo war — the war (1939–40) between Finland and the Soviet Union.
- 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.
- 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.
- general-purpose — useful in many ways; not limited in use or function: a good general-purpose dictionary.
- geodetic survey — a land area survey in which the curvature of the surface of the earth is taken into account.
- gesta romanorum — a popular collection of tales in Latin with moral applications, compiled in the late 13th century as a manual for preachers