15-letter words containing a, f, r, m
- democratifiable — able to be made into a democracy
- dexfenfluramine — an adrenergic drug, a form of fenfluramine, formerly used in treating obesity but withdrawn from the market in 1997 because of its potential to cause valvular heart disease.
- diffractometers — Plural form of diffractometer.
- diffractometric — Relating to diffractometry; measured using a diffractometer.
- disconfirmation — to prove to be invalid.
- draft-mule work — drudgery
- dryland farming — a mode of farming, practiced in regions of slight or insufficient rainfall, that relies mainly on tillage methods rendering the soil more receptive of moisture and on the selection of suitable crops.
- enfranchisement — The act of enfranchising.
- errand of mercy — a trip undertaken to help someone who is in trouble
- factory chimney — a tall chimney of a factory
- factory farming — Factory farming is a system of farming which involves keeping animals indoors, often with very little space, and giving them special foods so that they grow more quickly or produce more eggs or milk.
- 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.
- fairy godmother — a kindly sponsor or guardian; godmother.
- 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)
- fall from grace — elegance or beauty of form, manner, motion, or action: We watched her skate with effortless grace across the ice. Synonyms: attractiveness, charm, gracefulness, comeliness, ease, lissomeness, fluidity. Antonyms: stiffness, ugliness, awkwardness, clumsiness; klutziness.
- false miterwort — foamflower.
- familiar spirit — a supernatural spirit often assuming animal form, supposed to attend and aid a witch, wizard, etc
- familiarisation — Alternative spelling of familiarization.
- familiarization — to make (onself or another) well-acquainted or conversant with something.
- family grouping — a system, used usually in the infant school, of grouping children of various ages together, esp for project work
- family practice — medical specialization in general practice, requiring training beyond that of general practice and leading to board certification.
- fantasmagorical — Alternative form of phantasmagorical.
- farm gate price — the price for the sale of farm produce direct from the producer
- farmers' market — a market or group of stalls and booths where farmers and sometimes other vendors sell their products directly to consumers.
- 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.
- female suffrage — woman suffrage.
- 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.
- fideicommissary — the recipient of a fideicommissum.
- 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.
- 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.
- 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.
- 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-arc light — an arc light that uses flame carbons to colour the arc
- 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.
- flavourdynamics — as in quantum flavour dynamics, a mathematical model used to describe the interaction of flavoured particles (weak force) through the exchange of intermediate vector bosons
- flavoursomeness — Alt form flavorsomeness.
- 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)
- flimflam artist — trickster; swindler
- flowering maple — any of various shrubs belonging to the genus Abutilon, of the mallow family, having large, bright-colored flowers.
- fluorochemicals — Plural form of fluorochemical.
- for some reason — for an unknown reason
- for that matter — the substance or substances of which any physical object consists or is composed: the matter of which the earth is made.
- 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.