19-letter words containing r, u, n, a, o
- behavioural science — the application of scientific methods to the study of the behaviour of organisms
- below par/under par — If you feel below par or under par, you feel tired and unable to perform as well as you normally do.
- beta-naphthyl group — See under naphthyl.
- binocular disparity — the small differences in the positions of the parts of the images falling on each eye that results when each eye views the scene from a slightly different position; these differences make stereoscopic vision possible
- blue-tongued lizard — a large Australian lizard, Tiliqua scincoides, characterized by having a cobalt-blue tongue.
- board of trade unit — a unit of electrical energy equal to 1 kilowatt-hour
- boundary commission — (in Britain) a body established by statute to undertake periodic reviews of the boundaries of parliamentary constituencies and to recommend changes to take account of population shifts
- brown paper bag bug — (programming) A programming bug that is so stupid that it makes the programmer want to put a brown paper bag over his head.
- building contractor — an individual or company that contracts for the construction of houses, etc
- bulbourethral gland — Cowper's gland
- buster brown collar — a medium-sized, starched collar with rounded edges, lying flat on the shoulders, worn by women and girls.
- cairngorm mountains — a mountain range of NE Scotland: part of the Grampians. Highest peak: Ben Macdui, 1309 m (4296 ft); designated a national park in 2003
- california bluebell — either of two plants, Phacelia campanularia or P. minor, of southern California, having ovate leaves and bell-shaped blue or purple flowers.
- campernelle jonquil — a narcissus, Narcissus odorus, of the amaryllis family, having clusters of two to four fragrant yellow flowers.
- cape york peninsula — large peninsula in NE Australia, part of Queensland, between the Gulf of Carpentaria & the Coral Sea
- captain of industry — You can refer to the owners or senior managers of industrial companies as captains of industry.
- captains courageous — a novel (1897) by Rudyard Kipling.
- center of curvature — the center of the circle of curvature.
- centre of curvature — the point on the normal at a given point on a curve on the concave side of the curve whose distance from the point on the curve is equal to the radius of curvature
- cerebrospinal fluid — the clear colourless fluid in the spaces inside and around the spinal cord and brain
- chlorofluorocarbons — Plural form of chlorofluorocarbon.
- chlorofluoromethane — any of a series of gaseous or volatile methanes substituted with chlorine and fluorine and containing little or no hydrogen: used as refrigerants and, formerly, as aerosol propellants until scientists became concerned about depletion of the atmospheric ozone layer.
- chlorosulfonic acid — a colorless or yellowish, highly corrosive, pungent liquid, HClO 3 S, usually produced by treating sulfur trioxide with hydrogen chloride: used in organic synthesis to introduce the sulfonyl chloride group, =SO 2 Cl.
- circular definition — a definition in which the definiendum (the expression being defined) or a variant of it appears in the definiens (the expression that defines it).
- circulation manager — the senior manager responsible for the distribution of a newspaper
- cock and bull story — an absurd, improbable story presented as the truth: Don't ask him about his ancestry unless you want to hear a cock-and-bull story.
- cock-and-bull story — If you describe something that someone tells you as a cock-and-bull story, you mean that you do not believe it is true.
- collision insurance — insurance protecting an automobile owner against loss or damage to the automobile resulting from a collision or other accident.
- columnar epithelium — epithelium consisting of one or more layers of elongated cells of cylindrical or prismatic shape.
- comminuted fracture — a fracture in which the bone is splintered or fragmented
- communications port — (hardware, communications) A connector for a communications interface, usually, a serial port.
- community programme — (in Britain) a former government scheme to provide temporary work for people unemployed for over a year
- community relations — the particular state of affairs in an area where potentially conflicting ethnic, religious, cultural, political, or linguistic groups live together
- complete quadrangle — a plane figure consisting of four points connected by six lines
- computer dictionary — Free On-line Dictionary of Computing
- computer simulation — an event, process, or scenario that is created on a computer
- concours d'elegance — a parade of cars or other vehicles, prizes being awarded to the most elegant, best designed, or best turned-out
- concurrentsmalltalk — (language) A concurrent variant of Smalltalk.
- connecticut warbler — a North American wood warbler, Oporornis agilis, olive-green above with a gray head and throat and yellow below.
- consultant engineer — an engineer who works as a consultant to a project or company
- consultation period — a period during which consultations are held before a policy decision is made
- consumer resistance — the unwillingness of consumers to adopt a particular product, service, or change
- contagious abortion — brucellosis of domestic cattle, an infectious disease characterized by spontaneous abortion and caused by the bacterium Brucella abortus; Bang's disease.
- contemporaneousness — The state or characteristic of being contemporaneous.
- continuous creation — the theory that matter is being created continuously in the universe
- contour integration — integration in the complex plane about a closed curve of finite length.
- contra-guide rudder — a rudder having a horizontal offset of its upper and lower halves to improve the flow characteristics of the propeller race.
- contractile vacuole — a membrane-enveloped cellular organelle, found in many microorganisms, that periodically expands, filling with water, and then contracts, expelling its contents to the cell exterior: thought to be important in maintaining hydrostatic equilibrium.
- contradistinguished — Simple past tense and past participle of contradistinguish.
- contradistinguishes — Third-person singular simple present indicative form of contradistinguish.