15-letter words containing o, r, n
- flowering shrub — any shrub that produces flowers
- flowers of zinc — a white or yellowish-white, amorphous, odorless, water-insoluble powder, ZnO, used chiefly as a paint pigment, in cosmetics, dental cements, matches, white printing inks, and opaque glass, and in medicine in the treatment of skin conditions.
- fluoridationist — One who supports the addition of fluoride to the public water supply.
- fluorine dating — a method of determining the relative age of fossil bones found in the same excavation by comparing their fluorine content.
- fluoroquinolone — Any of a class of therapeutic antibiotics that are active against a range of bacteria associated with human and animal diseases. Their use in livestock has sparked concerns about the spread of bacteria resistant to them in humans.
- flying fortress — a heavy bomber, the B-17, with four radial piston engines, widely used over Europe and the Mediterranean by the U.S. Air Force in World War II.
- 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.
- food processing — transforming raw materials into food
- football ground — an area of land where football games are played
- for a certainty — without doubt
- for a rainy day — If you say that you are saving something, especially money, for a rainy day, you mean that you are saving it until a time in the future when you might need it.
- for one's money — any circulating medium of exchange, including coins, paper money, and demand deposits.
- for some reason — for an unknown reason
- for the present — being, existing, or occurring at this time or now; current: increasing respect for the present ruler of the small country.
- for their pains — You say that something was all you got for your pains when you are mentioning the disappointing result of situation into which you put a lot of work or effort.
- forbidden fruit — the fruit of the tree of knowledge of good and evil, tasted by Adam and Eve against God's prohibition. Gen. 2:17; 3:3.
- fore-topgallant — being a sail, yard, or rigging belonging to a fore-topgallant mast.
- forehand volley — a type of forehand shot played in tennis
- foreign affairs — politics: international relations
- foreign mission — mission (def 10).
- foreign service — a division of the U.S. Department of State or of a foreign office that maintains diplomatic and consular posts and personnel in other countries.
- forensic expert — an expert in applying scientific, technical or medical knowledge to the purposes of law
- foreshortenings — Plural form of foreshortening.
- foresightedness — care or provision for the future; provident care; prudence.
- forest of arden — a region of N Warwickshire, part of a former forest: scene of Shakespeare's As You Like It
- form an opinion — decide what you think
- formal argument — (programming) (Or "parameter") A name in a function or subroutine definition that is replaced by, or bound to, the corresponding actual argument when the function or subroutine is called. In many languages formal arguments behave like local variables which get initialised on entry. See: argument.
- formal language — correct or polite words and phrases
- formation dance — any dance in which a number of couples form a certain arrangement, such as two facing lines or a circle, and perform a series of figures within or based on that arrangement
- formation fluid — Formation fluid is fluid in the pores (=tiny holes) of a rock.
- formation rules — the set of rules that specify the syntax of a formal system; the algorithm that generates the well-formed formulae
- formularization — The act of formularizing; a formularized or formulated statement or exhibition.
- forthcomingness — coming, forth, or about to come forth; about to appear; approaching in time: the forthcoming concert.
- fortysomethings — Plural form of fortysomething.
- forward echelon — (in a military operation) the troops and officers in a combat zone or in a position to engage the enemy.
- forward-looking — planning for or anticipating possible future events, conditions, etc.; progressive.
- founding father — The founding father of an institution, organization, or idea is the person who sets it up or who first develops it.
- founding member — A founding member of a club, group, or organization is one of the first members, often one who was involved in setting it up.
- 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.
- fovea centralis — a small pit or depression at the back of the retina forming the point of sharpest vision.
- fractional note — a banknote in a denomination smaller than the standard unit of currency
- fractionalizing — Present participle of fractionalize.
- franco-american — an American of French or French-Canadian descent.
- franz joseph ii — 1906–1989, prince of Liechtenstein 1938–89.
- fraternal order — men's organization
- freak of nature — a person or animal that is born or grows with abnormal physical features.
- frederic chopin — Frédéric François [fred-uh-rik fran-swah,, fred-rik;; French frey-dey-reek frahn-swa] /ˈfrɛd ə rɪk frænˈswɑ,, ˈfrɛd rɪk;; French freɪ deɪˈrik frɑ̃ˈswa/ (Show IPA), 1810–49, Polish composer and pianist, in France after 1831.