15-letter words containing o, l, e, f, i
- fluorine dating — a method of determining the relative age of fossil bones found in the same excavation by comparing their fluorine content.
- fluorochemicals — Plural form of fluorochemical.
- 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.
- focal infection — an infection in which bacteria are localized in some region, as the tonsils or the tissue around a tooth, from which they may spread to some other organ or structure of the body.
- fool's paradise — a state of enjoyment based on false beliefs or hopes; a state of illusory happiness.
- formation rules — the set of rules that specify the syntax of a formal system; the algorithm that generates the well-formed formulae
- fountain valley — a city in SW California.
- fourth republic — the republic established in France in 1945 and replaced by the Fifth Republic in 1958.
- 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
- free soil party — a former U.S. political party (1848–56) that opposed the extension of slavery in the Territories not yet admitted to statehood.
- free throw line — foul line (def 2).
- french marigold — a composite plant, Tagetes patula, of Mexico, having yellow flowers with red markings.
- fresnel mirrors — two plane mirrors so linked that a beam of light falling on them is reflected in slightly different directions, thus producing interference fringes in the area where this reflected light overlaps
- friedmann model — any model of the universe deduced from a homogeneous, isotropic solution of Einstein's field equations without a cosmological constant. Such models form the mathematical basis for many modern cosmologies and provide for expansion or contraction of the universe.
- fulfill oneself — to realize completely one's ambitions, potentialities, etc.
- full outer join — outer join
- fully fashioned — (of stockings, knitwear, etc) shaped and seamed so as to fit closely
- functionalities — of or relating to a function or functions: functional difficulties in the administration.
- funeral oration — a formal speech delivered at a funeral
- fusospirochetal — Relating to fusospirochetes.
- gaelic football — an Irish game played with 15 players on each side and goals resembling rugby posts with a net on the bottom part. Players are allowed to kick, punch, and bounce the ball and attempt to get it over the bar or in the net
- gale-force wind — a wind of force seven to ten on the Beaufort scale or from 45 to 90 kilometres per hour
- general officer — an officer ranking above colonel.
- get out of jail — to get out of a difficult situation
- giant sunflower — a composite plant, Helianthus giganteus, of eastern North America, growing nearly 12 feet (4 meters) high and having very large yellow flower heads.
- go up in flames — be burned
- goal difference — the number of goals scored by a team minus the number of goals it has conceded
- golden starfish — an award given to a bathing beach that meets EU standards of cleanliness
- good-fellowship — a pleasant, convivial spirit; comradeship; geniality.
- grade inflation — the awarding of higher grades than students deserve either to maintain a school's academic reputation or as a result of diminished teacher expectations.
- grecian profile — a profile distinguished by the absence of the hollow between the upper ridge of the nose and the forehead, thereby forming a straight line.
- half wellington — a loose boot extending to just above the ankle and usually worn under the trousers.
- half-round file — a file having a semicircular cross-section
- heralds' office — the official heraldic authority of Scotland.
- heredo-familial — denoting a condition or disease that may be passed from generation to generation and to several members of one family
- holding furnace — a small furnace for holding molten metal produced in a larger melting furnace at a desired temperature for casting.
- holiday feeling — the positive feeling people experience while on holiday and during holiday periods such as the Christmas period
- hyperfunctional — of or relating to a function or functions: functional difficulties in the administration.
- if nothing else — You can say 'if nothing else' to indicate that what you are mentioning is, in your opinion, the only good thing in a particular situation.
- in line of duty — in the performance of authorized or prescribed military duty
- in the light of — in view of, given
- inefficaciously — Without efficacy or effect.
- inertial fusion — a type of nuclear fusion in which the inertia of matter enables it to fuse by impact, as by pulses of laser radiation or high-energy charged particles, rather than by high temperature
- inferior planet — either of the two planets whose orbits are inside the orbit of the earth: Venus and Mercury.
- inflation rider — An inflation rider is a rider that can be added to a long-term care insurance plan that adjusts the benefits over time to allow for inflation.
- intake manifold — a collection of tubes through which the fuel-air mixture flows from the carburetor or fuel injector to the intake valves of the cylinders of an internal-combustion engine.
- interfoliaceous — situated between leaves, especially opposite leaves.
- interreflection — The illumination of an object by reflected light from other objects that are not light sources.