15-letter words containing e, l, f, i
- 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
- franklin pierce — Franklin, 1804–69, 14th president of the U.S. 1853–57.
- franklin square — a town on W Long Island, in SE New York.
- fraternal twins — one of a pair of twins, not necessarily resembling each other, or of the same sex, that develop from two separately fertilized ova.
- 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).
- free-tailed bat — any of various small, swift, insect-eating bats of the family Molossidae, common in warm climates, having thick, leathery ears and a tail that projects well beyond the tail membrane.
- french marigold — a composite plant, Tagetes patula, of Mexico, having yellow flowers with red markings.
- fresnel biprism — biprism.
- 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
- friar's lantern — ignis fatuus (def 1).
- 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.
- fringe festival — an unofficial, often unconventional, arts festival that is associated with another, larger festival
- fuel efficiency — the (least) amount of fuel used in proportion to the number of miles travelled
- fulfill oneself — to realize completely one's ambitions, potentialities, etc.
- full outer join — outer join
- full-cream milk — whole unskimmed milk
- 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.
- fundamentalists — Plural form of fundamentalist.
- funeral oration — a formal speech delivered at a funeral
- funeral service — ceremony at a burial or cremation
- 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.
- genetic fallacy — the fallacy of confusing questions of validity and logical order with questions of origin and temporal order.
- geranium family — the plant family Geraniaceae, typified by herbaceous plants or small shrubs having lobed leaves, showy flowers, and slender, beak-shaped fruit, and including the crane's-bills, stork's-bills, and cultivated geraniums of the genus Pelargonium.
- gesneria family — the plant family Gesneriaceae, characterized by herbaceous plants having a basal rosette of usually toothed leaves, tubular two-lipped flowers, and fruit in the form of a berry or capsule, and including the African violet, gloxinia, and streptocarpus.
- 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.
- greenfield park — a town in S Quebec, in E Canada, near Montreal.
- greenfield site — a site located in a rural area which has not previously been built on
- 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
- health benefits — positive effects on health
- 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
- hull efficiency — the ratio of the quantity of work required to tow a certain hull at a given speed to that required to drive it with a certain propeller: used in propeller design.
- hyperfunctional — of or relating to a function or functions: functional difficulties in the administration.
- identifiability — to recognize or establish as being a particular person or thing; verify the identity of: to identify handwriting; to identify the bearer of a check.