19-letter words containing c, o, f, i, n, r
- dictionary of names — a dictionary of given names that indicates whether a name is usually male, female, or unisex and often includes origins as well as meanings; for example, as by indicating that Evangeline, meaning “good news,” comes from Greek. Used primarily as an aid in selecting a name for a baby, dictionaries of names may also include lists of famous people who have shared a name and information about its current popularity ranking.
- difference equation — (mathematics) A relation between consecutive elements of a sequence. The first difference is D u(n) = u(n+1) - u(n) where u(n) is the nth element of sequence u. The second difference is u(n+2) + a u(n+1) + b u(n) = 0 can be converted to a difference equation (in this case, a second order linear difference equation): D2 u(n) + p D u(n) + q u(n) = 0 and vice versa. a, b, p, q are constants.
- diffraction grating — a band of equidistant, parallel lines, usually more than 5000 per inch (2000 per centimeter), ruled on a glass or polished metal surface for diffracting light to produce optical spectra.
- diffraction pattern — the phenomenon exhibited by wave fronts that, passing the edge of an opaque body, are modulated, thereby causing a redistribution of energy within the front: it is detectable in light waves by the presence of a pattern of closely spaced dark and light bands (diffraction pattern) at the edge of a shadow.
- doctrine of descent — the theory that animals and plants arose by descent from previously existing organisms; theory of evolution
- elastic deformation — In elastic deformation a material changes shape when a stress is applied to it but goes back to its original state when the stress is removed.
- engineering factory — a factory where engineering products are made
- entry qualification — the qualifications and conditions required to join an organization, club, etc
- expeditionary force — An expeditionary force is a group of soldiers who are sent to fight in a foreign country.
- family practitioner — medical specialization in general practice, requiring training beyond that of general practice and leading to board certification.
- fashion coordinator — a person in a department store or other establishment who coordinates activities centered upon or related to fashion, as fashion themes, shows, displays, and promotion.
- female circumcision — clitoridectomy.
- fighter-interceptor — a fighter plane used for the defense of a region against air attack, especially by attacking bombers.
- first-sale doctrine — a legal principle allowing the purchaser of a lawfully made copy of a copyright-protected work to sell or give away that copy without permission but not to reproduce it.
- fixed cost contract — a contract in which the costs do not vary
- fixed-term contract — a contract for a particular and fixed period
- for crying out loud — exasperation
- foregone conclusion — an inevitable conclusion or result.
- forensic accountant — an accountant who specializes in applying accountancy skills to the purposes of the law
- forensic psychiatry — the use of psychiatric knowledge and techniques in questions of law, as in determining legal insanity.
- fortification agate — an agate, used as a gem, having polygonal banding such that it suggests the plan of a bastion.
- four eyes principle — the requirement that a business transaction be approved by at least two individuals
- fractal compression — (algorithm) A technique for encoding images using fractals.
- fractional currency — coins or paper money of a smaller denomination than the basic monetary unit.
- franco-prussian war — the war between France and Prussia, 1870–71.
- freezing injunction — an order enabling the court to freeze the assets of a defendant, esp to prevent him or her taking them abroad
- french north africa — the former French possessions of Algeria, French Morocco, and Tunisia
- friend of the court — amicus curiae.
- front-end financing — money or costs required or incurred in advance of a project in order to get it under way
- frontier technology — innovative or new technology
- functional currency — Functional currency is the main currency used by a business.
- general post office — (in the U.S. postal system) the main post office of a city, county, etc., that also has branch post offices. Abbreviation: G.P.O., GPO.
- give one credit for — to commend one for
- great wall of china — a system of fortified walls with a roadway along the top, constructed as a defense for China against the nomads of the regions that are now Mongolia and Manchuria: completed in the 3rd century b.c., but later repeatedly modified and rebuilt. 2000 miles (3220 km) long.
- gulf of carpentaria — a shallow inlet of the Arafura Sea, in N Australia between Arnhem Land and Cape York Peninsula
- helsinki conference — Conference on Security and Cooperation in Europe.
- house of correction — a place for the confinement and reform of persons convicted of minor offenses and not regarded as confirmed criminals.
- house of councilors — the upper house of the Japanese diet.
- hyperbolic function — a function of an angle expressed as a relationship between the distances from a point on a hyperbola to the origin and to the coordinate axes, as hyperbolic sine or hyperbolic cosine: often expressed as combinations of exponential functions.
- hyperfocal distance — the distance, at a given f number, between a camera lens and the nearest point (hyperfocal point) having satisfactory definition when focused at infinity.
- identification card — a card giving identifying data about a person, as full name, address, age, and color of hair and eyes, and often containing a photograph: for use as identification at a place of employment, school, club, etc.
- identification mark — barcode or serial number
- immigration officer — official administrating incoming foreigners
- in commemoration of — in remembrance of
- in consideration of — the act of considering; careful thought; meditation; deliberation: I will give your project full consideration.
- incomplete fracture — a fracture extending partly across the bone.
- index of refraction — a number indicating the speed of light in a given medium as either the ratio of the speed of light in a vacuum to that in the given medium (absolute index of refraction) or the ratio of the speed of light in a specified medium to that in the given medium (relative index of refraction) Symbol: n.
- inferiority complex — Psychiatry. intense feeling of inferiority, producing a personality characterized either by extreme reticence or, as a result of overcompensation, by extreme aggressiveness.
- information content — the amount of information in something
- information officer — someone whose job is to give information to people