21-letter words containing n, i, a, c
- behavioural contagion — the spread of a particular type of behaviour, such as crying, through a crowd or group of people
- behind someone's back — without someone's knowledge or consent
- benzalkonium chloride — a white or yellowish-white, water-soluble mixture of ammonium chloride derivatives having the structure C 8 H 10 NRCl, where R is a mixture of radicals ranging from C 8 H 17 – to C 18 H 37 –, that occurs as an amorphous powder or in gelatinous lumps: used chiefly as an antiseptic and a disinfectant.
- beta-naphthyl radical — Also called alpha-naphthyl group, alpha-naphthyl radical. the univalent group C 1 0 H 7 –, having a replaceable hydrogen atom in the first, or alpha, position; 1-naphthyl group.
- bibliographic control — the identification, description, analysis, and classification of books and other materials of communication so that they may be effectively organized, stored, retrieved, and used when needed.
- binomial nomenclature — a system for naming plants and animals by means of two Latin names: the first indicating the genus and the second the species to which the organism belongs, as in Panthera leo (the lion)
- biobehavioral science — any of the various branches of the life sciences, as neurobiology, neurochemistry, or neuroendocrinology, that deal with biological aspects of behavior.
- black-and-tan terrier — Manchester terrier
- blackburn with darwen — a unitary authority in NW England, in Lancashire. Pop: 139 800 (2003 est). Area: 137 sq km (53 sq miles)
- boiling-water reactor — a nuclear reactor using water as coolant and moderator, steam being produced in the reactor itself: enriched uranium oxide cased in zirconium is the fuel
- bonnie prince charlie — a member of the royal family that ruled in Scotland from 1371 to 1714 and in England from 1603 to 1714.
- box-office attraction — something or something that persuades people to buy tickets for a film or play
- brazilian firecracker — a tropical American twining plant, Manettia inflata, of the madder family, having opposite, lance-shaped leaves and a red, tubular flower with yellow tips, grown in the southern U.S. as a trellis plant.
- british north america — (formerly) Canada or its constituent regions or provinces that formed part of the British Empire
- burroughs corporation — (company) A company which merged with Sperry Univac to form Unisys Corporation. They produced the Datatron 200 series among other computers.
- cancellation deadline — A cancellation deadline is a date before which you must cancel a hotel reservation without paying any money.
- canticle of canticles — another name for the Song of Solomon, used in the Douay Bible
- cantilever foundation — a building foundation supporting its load partly or wholly upon cantilevers.
- caroline of brunswick — 1768–1821, wife of George IV of the United Kingdom: tried for adultery (1820)
- carrie chapman l catt — Carrie Chapman Lane, 1859–1947, U.S. leader in women's suffrage movements.
- cartesian coordinates — a system of representing points in space in terms of their distance from a given origin measured along a set of mutually perpendicular axes. Written (x,y,z) with reference to three axes
- cascading style sheet — a file recording style details, such as fonts, colours, etc, that is read by browsers so that style is consistent over multiple web pages
- casing collar locator — A casing collar locator is a tool that is placed down the borehole to allow depths to be measured by detecting the position of the casing collar.
- cat on a hot tin roof — a play (1955) by Tennessee Williams.
- category merchandiser — A category merchandiser is a person whose job is to maintain stocks, manage displays and promote sales of a certain product category such as footwear.
- catherine of braganza — 1638–1705, wife of Charles II of England, daughter of John IV of Portugal
- cause-effect graphing — (programming) A testing technique that aids in selecting, in a systematic way, a high-yield set of test cases that logically relates causes to effects to produce test cases. It has a beneficial side effect in pointing out incompleteness and ambiguities in specifications.
- caviar to the general — a thing appealing only to a highly cultivated taste: Hamlet II, ii
- central daylight time — the time observed in the Central Time Zone of the United states when Daylight Savings Time is in effect; GMT -5
- central european time — the standard time adopted by Western European countries one hour ahead of Greenwich Mean Time, corresponding to British Summer Time
- central limit theorem — any of several theorems stating that the sum of a number of random variables obeying certain conditions will assume a normal distribution as the number of variables becomes large.
- central standard time — one of the standard times used in North America, based on the local time of the 90° meridian, six hours behind Greenwich Mean Time
- certificate of origin — a document stating the name of the country that produced a specified shipment of goods: often required before importation of goods
- character recognition — Character recognition is a process which allows computers to recognize written or printed characters such as numbers or letters and to change them into a form that the computer can use.
- charity commissioners — (in Britain) members of a commission constituted to keep a register of charities and control charitable trusts
- cheese and wine party — a party at which cheese and wine are served
- chequebook journalism — Chequebook journalism is the practice of paying people large sums of money for information about crimes or famous people in order to get material for newspaper articles.
- chief master sergeant — a solider of the highest enlisted rank in the US Air Force
- chief warrant officer — a senior-ranking warrant officer in various armed forces
- chinese lantern plant — winter cherry (def 1).
- chinese water torture — a form of torture in which water is made to drip for a long period of time onto a victim's forehead to drive him insane
- chinese-lantern plant — a perennial ground-cherry (Physalis alkekengi) grown for winter bouquets because of the bladderlike red calyx that surrounds its small, tomatolike fruit
- chink in one's armour — a small but fatal weakness
- christmas decorations — decorations of different kinds appropriate to Christmas, such as tinsel, candles, images of angels, etc.
- circle of declination — hour circle.
- circular polarization — electromagnetic radiation (esp light) in which the electric field vector describes a circle about the direction of propagation at any point in the path of the radiation
- civilian review board — a quasi-judicial board of appointed or elected citizens that investigates complaints against the police.
- class-relation method — (programming) A design technique based on the concepts of object-oriented programming and the Entity-Relationship model from the French company Softeam.
- clayton antitrust act — an act of Congress in 1914 supplementing the Sherman Antitrust Act and establishing the FTC.
- clearance certificate — permission for a ship to use, leave, or enter a port