15-letter words containing f, a, m, o
- day of judgment — Judgment Day
- deadman's float — a prone floating position, used especially by beginning swimmers, with face downward, legs extended backward, and arms stretched forward.
- deformalization — to make less formal; reduce the strictness, preciseness, etc., of.
- defragmentation — (computing) The action of defragmenting, particularly with respect to a computer disk or drive.
- demassification — to cause (society or a social system) to become less uniform or centralized; diversify or decentralize: to demassify the federal government.
- democratifiable — able to be made into a democracy
- demulsification — to break down (an emulsion) into separate substances incapable of re-forming the emulsion that was broken down.
- demystification — to rid of mystery or obscurity; clarify: to demystify medical procedures.
- demythification — the act of demythifying
- diffractometers — Plural form of diffractometer.
- diffractometric — Relating to diffractometry; measured using a diffractometer.
- disconfirmation — to prove to be invalid.
- draft-mule work — drudgery
- errand of mercy — a trip undertaken to help someone who is in trouble
- exemplification — The act of exemplifying; a showing or illustrating by example.
- 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.
- faith community — a community of people sharing the same religious faith
- 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.
- familiarisation — Alternative spelling of familiarization.
- familiarization — to make (onself or another) well-acquainted or conversant with something.
- family division — a division of the High Court of Justice dealing with divorce, the rights of access to children, etc
- family grouping — a system, used usually in the infant school, of grouping children of various ages together, esp for project work
- family skeleton — a closely guarded family secret
- fanconi anaemia — a rare genetic disorder that can cause bone marrow failure, leukaemia, and tumours
- fantasmagorical — Alternative form of phantasmagorical.
- 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.
- 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
- 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.
- finite automata — Finite State Machine
- 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
- 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.
- 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.
- formal calculus — an uninterpreted symbolic system whose syntax is precisely defined, and on which a relation of deducibility is defined in purely syntactic terms; a logistic system
- 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 fluid — Formation fluid is fluid in the pores (=tiny holes) of a rock.