13-letter words containing a, f, r, o, n
- foolhardiness — recklessly or thoughtlessly bold; foolishly rash or venturesome.
- foot-dragging — reluctance or failure to proceed or act promptly.
- for-instances — an instance or example: Give me a for-instance of what you mean.
- foramen ovale — the small, oval opening in the wall that separates the atria of the heart in a normal fetus: it allows blood to bypass the nonfunctioning fetal lungs until the time of birth when it gradually closes up
- foraminiferal — Of, pertaining to, or resembling the foraminifers; foraminiferous.
- foraminiferan — any chiefly marine protozoan of the sarcodinian order Foraminifera, typically having a linear, spiral, or concentric shell perforated by small holes or pores through which pseudopodia extend.
- foreign agent — a spy for a foreign country
- foreordaining — Present participle of foreordain.
- foreshadowing — to show or indicate beforehand; prefigure: Political upheavals foreshadowed war.
- forest ranger — any of the officers employed by the government to supervise the care and preservation of forests, especially public forests.
- forgotten man — a person no longer in the mind of the general public.
- formalisation — Alternative spelling of formalization.
- formalization — to make formal, especially for the sake of official or authorized acceptance: to formalize an understanding by drawing up a legal contract.
- formularising — Present participle of formularise.
- formularizing — Present participle of formularize.
- fort dearborn — a former U.S. fort on the site of Chicago, 1803–37.
- fort sheridan — a military reservation in NE Illinois, on W shore of Lake Michigan S of Lake Forest.
- fortification — the act of fortifying or strengthening.
- fortran-linda — Scientific Computer Assocs <[email protected]>.
- fortunateness — The quality of being fortunate; fortune; luck.
- fosamprenavir — (pharmaceutical drug) An anti-retroviral prodrug of the protease inhibitor amprenavir. It is used to treat HIV infected patients.
- foster parent — a foster father or foster mother.
- foundationary — the basis or groundwork of anything: the moral foundation of both society and religion.
- fractionalise — Alt form fractionalize.
- fractionalism — the state of being separate or inharmonious
- fractionalist — an advocate or supporter of fractionalism
- fractionalize — Divide (someone or something) into separate groups or parts.
- fractionating — Present participle of fractionate.
- fractionation — the act or process of fractionating.
- fractiousness — refractory or unruly: a fractious animal that would not submit to the harness.
- fracture zone — a long, narrow rift on the ocean floor, separating areas of differing depth: where such a zone crosses a mid-ocean ridge, it displaces the ridge by faulting.
- fragmentation — the act or process of fragmenting; state of being fragmented.
- frame of mind — mental state
- frame pointer — A pointer to the current activation record in an implementation of a block structured language.
- france modern — an escutcheon blazoned as follows: Azure, three fleurs-de-lis or.
- franche-comte — a former province in E France: once a part of Burgundy.
- 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)
- free on board — law: delivered by ship free of charge to buyer
- free-floating — (of an emotional state) lacking an apparent cause, focus, or object; generalized: free-floating hostility.
- frequentation — the practice of frequenting; habit of visiting often.
- friction head — (in a hydraulic system) the part of a head of water or of another liquid that represents the energy that the system dissipates through friction with the sides of conduits or channels and through heating from turbulent flow.
- friction tape — a cloth or plastic adhesive tape, containing a moisture-resistant substance, used especially to insulate and protect electrical wires and conductors.
- 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.
- front-loading — Also, front-loaded. front-loading (def 1).
- frontage road — a local road that runs parallel to an expressway, providing access to roadside stores and businesses; a service road.
- frontal gyrus — any of several convolutions on the outer surface of the frontal lobe of the cerebrum.
- frontopalatal — articulated with the portion of the tongue that is just behind the tip touching or near the alveolar ridge and hard palate, as ( (ʃ) ; sh) ) and (; ʒ) ; zh) )
- 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