13-letter words containing s, e, r, o
- 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
- fossiliferous — bearing or containing fossils, as rocks or strata.
- foster father — a man who takes the place of a father in raising a child.
- foster mother — a woman who takes the place of a mother in raising a child.
- foster parent — a foster father or foster mother.
- foster sister — a girl brought up with another child of different parents.
- four horsemen — four riders on white, red, black, and pale horses symbolizing pestilence, war, famine, and death, respectively. Rev. 6:2–8.
- foursome reel — a lively Scottish dance for two couples who combine in square and circular formations
- fourth estate — the journalistic profession or its members; the press.
- fowler's toad — an eastern U.S. toad, Bufo woodhousii fowleri, having an almost patternless white belly.
- fractionalise — Alt form fractionalize.
- fractiousness — refractory or unruly: a fractious animal that would not submit to the harness.
- franz josef i — English name Francis Joseph I. 1830–1916, emperor of Austria (1848–1916) and king of Hungary (1867–1916)
- free software — (software) Software that everyone is free to copy, redistribute and modify. That implies free software must be available as source code, hence "free open source software" - "FOSS". It is usually also free of charge, though anyone can sell free software so long as they don't impose any new restrictions on its redistribution or use. The widespread acceptance of this definition and free software itself owes a great deal to Richard Stallman and the Free Software Foundation. There are many other kinds of "free software" in the sense of "free of charge". See "-ware".
- freight house — a depot or storage place for freight.
- 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.
- frobisher bay — an inlet of the Atlantic in NE Canada, in the SE coast of Baffin Island
- fromage frais — Fromage frais is a thick, creamy dessert that is made from milk and often flavoured with fruit. A fromage frais is a small pot of fromage frais.
- 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.
- frosted glass — etched glass with a translucent surface
- 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
- galerie house — (in French Louisiana) a house with its main story above the ground floor and with verandas (galeries) for both stories in tiers on at least one side.
- gallows frame — headframe.
- galois theory — the branch of mathematics that deals with the application of the theory of finite groups to the solution of algebraic equations.
- galvanometers — Plural form of galvanometer.
- garcia robles — Alfonso [al-fon-soh,, -zoh;; Spanish ahl-fawn-saw] /ælˈfɒn soʊ,, -zoʊ;; Spanish ɑlˈfɔn sɔ/ (Show IPA), 1911–91, Mexican diplomat: Nobel Prize 1982.
- garnetiferous — containing or yielding garnets.
- garrison life — the life of troops who maintain and guard a military base or fortified place
- 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.
- gas separator — A gas separator is a device used to remove liquids from a natural gas stream.
- gastrectomies — Plural form of gastrectomy.
- 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.
- gastrohepatic — of, relating to, or involving the stomach and the liver.
- gastrokinetic — (pharmacology, of a drug) Serving to increase motility of the gastrointestinal tract.