13-letter words containing r, s, n, o
- fort donelson — Fort Donelson.
- fort duquesne — Abraham [a-bra-am] /a braˈam/ (Show IPA), 1610–88, French naval commander.
- fort sheridan — a military reservation in NE Illinois, on W shore of Lake Michigan S of Lake Forest.
- fortitudinous — having or showing fortitude; marked by bravery or courage.
- fortnightlies — Plural form of fortnightly.
- fortunateness — The quality of being fortunate; fortune; luck.
- forty-seventh — next after the forty-sixth; being the ordinal number for 47.
- fosamprenavir — (pharmaceutical drug) An anti-retroviral prodrug of the protease inhibitor amprenavir. It is used to treat HIV infected patients.
- fossil energy — heat energy released by burning fossil fuel
- foster parent — a foster father or foster mother.
- four horsemen — four riders on white, red, black, and pale horses symbolizing pestilence, war, famine, and death, respectively. Rev. 6:2–8.
- fractionalise — Alt form fractionalize.
- fractionalism — the state of being separate or inharmonious
- fractionalist — an advocate or supporter of fractionalism
- fractiousness — refractory or unruly: a fractious animal that would not submit to the harness.
- francis bacon — Francis (Baron Verulam, Viscount St. Albans) 1561–1626, English essayist, philosopher, and statesman.
- franz josef i — English name Francis Joseph I. 1830–1916, emperor of Austria (1848–1916) and king of Hungary (1867–1916)
- french polish — French polish is a type of varnish which is painted onto wood so that the wood has a hard shiny surface.
- french-polish — to finish or treat (a piece of furniture) with French polish.
- frise aileron — an aircraft wing control surface designed with its leading edge extending forward of its axis of rotation so that when the aileron's trailing edge is raised the leading edge extends below the bottom surface of the wing.
- frivolousness — characterized by lack of seriousness or sense: frivolous conduct.
- frontal gyrus — any of several convolutions on the outer surface of the frontal lobe of the cerebrum.
- frontier post — an official point where people or vehicles cross over a border between countries
- frontispieces — Plural form of frontispiece.
- frontogenesis — the formation or increase of a front or frontal zone.
- frozen assets — business assets that are not convertible into cash, as by government direction or business conditions
- frozen wastes — vast parts of land covered by snow and ice and usually uninhabited by people
- frumentaceous — of the nature of or resembling wheat or other grain.
- frumentarious — of or relating to wheat or a similar grain
- functionaries — Plural form of functionary.
- furaciousness — the quality of being furacious or thievish
- galvanometers — Plural form of galvanometer.
- garnetiferous — containing or yielding garnets.
- garrison life — the life of troops who maintain and guard a military base or fortified place
- garrison town — a town containing a military base
- garrulousness — Garrulity.
- gas reversion — Gas reversion is a process which combines thermal cracking or reforming of naphtha with thermal polymerization or alkylation of hydrocarbon gases, which is carried out in the same reaction place.
- gastrocnemius — the largest muscle in the calf of the leg, the action of which extends the foot, raises the heel, and assists in bending the knee.
- gastroenteric — Gastrointestinal.
- gastrokinetic — (pharmacology, of a drug) Serving to increase motility of the gastrointestinal tract.
- gastronomical — the art or science of good eating.
- gastrophrenic — (anatomy) Pertaining to the stomach and diaphragm.
- geminiflorous — having flowers arranged in pairs.
- general costs — the general expenses of running a business
- general store — a store, usually in a rural area, that sells a wide variety of merchandise, as clothing, food, or hardware, but is not divided into departments.
- general synod — the governing body, under Parliament, of the Church of England, made up of the bishops and elected clerical and lay representatives
- generalissimo — the supreme commander of the armed forces.
- generationism — the belief that some generations are superior to others
- gentle-person — a person of good family and position; gentleman or lady.
- geocentricism — the belief that the earth lies at the centre of the universe