17-letter words containing r, a, f, i, c
- centrifugal brake — a safety mechanism on a hoist, crane, etc, that consists of revolving brake shoes that are driven outwards by centrifugal force into contact with a fixed brake drum when the rope drum revolves at excessive speed
- centrifugal force — In physics, centrifugal force is the force that makes objects move outwards when they are spinning around something or travelling in a curve.
- centripetal force — a force that acts inwards on any body that rotates or moves along a curved path and is directed towards the centre of curvature of the path or the axis of rotation
- certified teacher — a teacher who has the required credentials to teach in a particular place
- charge d'affaires — A chargé d'affaires is a person appointed to act as head of a diplomatic mission in a foreign country while the ambassador is away.
- charter of rights — a section of the Canadian Constitution containing a statement of the basic rights of citizens of Canada.
- circular function — trigonometric function (def 1).
- city of gibraltar — a city on the Rock of Gibraltar, a limestone promontory at the tip of S Spain: settled by Moors in 711 and taken by Spain in 1462; ceded to Britain in 1713; a British crown colony (1830–1969), still politically associated with Britain; a naval and air base of strategic importance. Pop: 29 111 (2013 est). Area: 6.5 sq km (2.5 sq miles)
- class-a amplifier — an electronic amplifier in which the output current flows for the whole of the input signal cycle
- class-b amplifier — an electronic amplifier in which the output flows for half of the input signal cycle
- class-c amplifier — an electronic amplifier in which the output current flows for less than half of the input cycle
- clifden nonpareil — a handsome nocturnal moth, Catocala fraxini, that is brown with bluish patches on the hindwings: related to the red underwing
- cloverleaf aerial — a type of aerial, having three or four similar coplanar loops arranged symmetrically around an axis, to which in-phase signals are fed
- code of behaviour — the generally accepted rules governing how people behave
- code of hammurabi — a Babylonian legal code of the 18th century b.c. or earlier, instituted by Hammurabi and dealing with criminal and civil matters.
- coin of the realm — legal tender.
- coliform bacillus — any of several bacilli, especially Escherichia coli and members of the genus Aerobacter, found as commensals in the large intestine of humans and certain other animals, the presence of which in water indicates fecal pollution.
- coliform bacteria — a large group of bacteria inhabiting the intestinal tract of humans and animals that may cause disease and whose presence in water is an indicator of faecal pollution
- comedie francaise — the French national theatre, founded in Paris in 1680
- compound fraction — complex fraction
- configurationally — With regard to a configuration.
- confirmation-bias — the tendency to process and analyze information in such a way that it supports one’s preexisting ideas and convictions: Confirmation bias is a major issue when we get all our news from social media sites. Unfortunately, their experimental method was proven invalid due to confirmation bias.
- confrontationally — In a confrontational way.
- congo-kordofanian — Niger-Kordofanian
- conscript fathers — august legislators, esp Roman senators
- continental drift — Continental drift is the slow movement of the Earth's continents towards and away from each other.
- creature of habit — If you say that someone is a creature of habit, you mean that they usually do the same thing at the same time each day, rather than doing new and different things.
- credit facilities — a type of loan made by a bank
- cross of lorraine — a cross with two horizontal bars above and below the midpoint of the vertical bar, the lower longer than the upper
- culture-fair test — a test, usually for intelligence, that does not put anyone taking it at a disadvantage, esp regarding material or cultural background
- cut a good figure — to appear or behave well
- cut a poor figure — to appear or behave badly
- david copperfield — a novel (1850) by Charles Dickens.
- death certificate — A death certificate is an official certificate signed by a doctor which states the cause of a person's death.
- denial of service — a deliberate interruption in access to a computer system or network, esp by using multiple computers to generate an unmanageable volume of traffic (distributed denial of service)
- denial-of-service — pertaining to or being an incident in which a computer or computer network is disabled, disrupting access or service: a website hit by a denial-of-service attack; unintentional denial-of-service problems.
- double refraction — the separation of a ray of light into two unequally refracted, plane-polarized rays of orthogonal polarizations, occurring in crystals in which the velocity of light rays is not the same in all directions.
- drained of colour — colourless
- east pacific rise — a long north-south elevation of the sea floor in the E Pacific Ocean extending southward from SW Mexico to the Antarctic Ocean.
- electrical fitter — someone whose job is to fit electrical equipment
- electrofiltration — Electrofiltration is a separation process in which an electric field is applied across a filter to improve separation.
- electron affinity — a measure of the ability of an atom or molecule to form a negative ion, expressed as the energy released when an electron is attached
- empirical formula — a chemical formula indicating the proportion of each element present in a molecule
- exfoliating cream — a granular cosmetic preparation that removes dead cells from the skin's surface
- factory inspector — a person who inspects factories
- facts and figures — details; precise information
- fair market price — the price of something at which both a seller and a buyer are willing to strike a deal.
- fairness doctrine — a policy mandated by the Federal Communications Commission, requiring radio and television stations to grant equal time to a political candidate, group, etc., to present an opposing viewpoint to one already aired.
- farmers' alliance — an informal name for various regional political organizations that farmers established in the 1880s and that led to the formation of the Peoples' party in 1891–92.
- farming community — a community where farming is the main industry