15-letter words containing m, e, f, n
- emergency force — a group of soldiers whose job it is to respond to emergencies: for example, to keep order, or to deliver food and medical supplies in a natural disaster
- enfranchisement — The act of enfranchising.
- errand of mercy — a trip undertaken to help someone who is in trouble
- exemplification — The act of exemplifying; a showing or illustrating by example.
- extended family — relatives
- factory chimney — a tall chimney of a factory
- fair employment — the policy or practice of employing people on the basis of their capabilities only, without regard to race, color, religion, sex, national origin, age, or disability.
- fall cankerworm — the striped, green caterpillar of any of several geometrid moths: a foliage pest of various fruit and shade trees, as Paleacrita vernata (spring cankerworm) and Alsophila pometaria (fall cankerworm)
- family business — company owned and run by a family
- family skeleton — a closely guarded family secret
- fanconi anaemia — a rare genetic disorder that can cause bone marrow failure, leukaemia, and tumours
- feast or famine — characterized by alternating, extremely high and low degrees of prosperity, success, volume of business, etc.: artists who lead a feast-or-famine life.
- feast-or-famine — characterized by alternating, extremely high and low degrees of prosperity, success, volume of business, etc.: artists who lead a feast-or-famine life.
- feminine ending — Prosody. an unaccented syllable at the close of a line of poetry, often one that is added to the metrical pattern as an extra syllable.
- ferrihemoglobin — methemoglobin.
- ferromolybdenum — a ferroalloy containing up to 60 percent molybdenum.
- feynman diagram — a network of lines that represents a series of emissions and absorptions of elementary particles by other elementary particles, from which the probability of the series can be calculated.
- field ambulance — a mobile medical unit that accepts casualties from forward units, treating the lightly wounded and stabilizing the condition of the seriously wounded before evacuating them to a hospital
- fifth amendment — an amendment to the U.S. Constitution, ratified in 1791 as part of the Bill of Rights, providing chiefly that no person be required to testify against himself or herself in a criminal case and that no person be subjected to a second trial for an offense for which he or she has been duly tried previously.
- fifth dimension — a theoretical dimension beyond or in addition to a fourth dimension.
- fighter command — a former unit of the Royal Air Force dedicated to the use of fighter aircraft, esp against enemy bombers and their escorts during WWII
- figurate number — a number having the property that the same number of equally spaced dots can be arranged in the shape of a regular geometrical figure.
- file management — the work of organizing and arranging files in a computer
- filemaker, inc. — (company) The company that distributes the FileMaker database. FileMaker, Inc. was previously known as Claris and was renamed after a restructuring in January 1998.
- finance company — an institution engaged in such specialized forms of financing as purchasing accounts receivable, extending credit to retailers and manufacturers, discounting installment contracts, and granting loans with goods as security.
- fine-tooth comb — a comb having narrow, closely set teeth.
- finite automata — Finite State Machine
- fire department — the department of a municipal government charged with the prevention and extinguishing of fire.
- first amendment — an amendment to the U.S. Constitution, ratified in 1791 as part of the Bill of Rights, prohibiting Congress from interfering with freedom of religion, speech, assembly, or petition.
- first gentleman — (often initial capital letters) the husband of the U.S. president or a current governor or mayor.
- first messenger — a hormone that triggers a biochemical reaction at a site removed from its release.
- flame hardening — the surface hardening of ferrous metals by heating the metal with an oxyacetylene flame followed by rapid cooling
- flame retardant — a compound used in cloth and plastic material to raise the ignition point of the material, thus making it resistant to fire.
- flame-retardant — Flame-retardant is the same as fire-retardant.
- flamingo-flower — a central American plant, Anthurium scherzeranum, of the arum family, having a red, coiled spadix and a bright red, shiny, heart-shaped spathe, grown as an ornamental.
- flannel-mouthed — speaking thickly, as if one's mouth were full of flannel
- flavoursomeness — Alt form flavorsomeness.
- fleming's rules — two rules used as mnemonics for the relationship between the directions of current flow, motion, and magnetic field in electromagnetic induction. The hand is held with the thumb, first, and second fingers at right angles, respectively indicating the directions of motion, field, and electric current. The left hand is used for electric motors and the right hand for dynamos
- flemish brabant — a province of central Belgium, formed in 1995 from the N part of Brabant province: densely populated and intensively farmed, with large industrial centres. Pop: 1 031 904 (2004 est). Area: 2106 sq km (813 sq miles)
- flowering maple — any of various shrubs belonging to the genus Abutilon, of the mallow family, having large, bright-colored flowers.
- fluid mechanics — an applied science dealing with the basic principles of gaseous and liquid matter.
- food supplement — a substance designed to make up for a deficiency in one's diet
- for one's money — any circulating medium of exchange, including coins, paper money, and demand deposits.
- for some reason — for an unknown reason
- foreign mission — mission (def 10).
- 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 rules — the set of rules that specify the syntax of a formal system; the algorithm that generates the well-formed formulae
- forthcomingness — coming, forth, or about to come forth; about to appear; approaching in time: the forthcoming concert.