19-letter words containing a, u, t, o, c
- celestial longitude — the angular distance measured eastwards from the vernal equinox to the intersection of the ecliptic with the great circle passing through a celestial body and the poles of the ecliptic
- 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
- chamber of deputies — the lower house of the legislature of certain countries, as Italy.
- chemolithoautotroph — (biology) A chemoautotroph or lithoautotroph.
- 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.
- circle of curvature — the circle with its center on the normal to the concave side of a curve at a given point on the curve and with its radius equal to the radius of curvature at the point.
- 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
- class action (suit) — a legal action brought by one or more persons on behalf of themselves and a much larger group, all of whom have the same grounds for action
- cobaltous hydroxide — a rose-red, amorphous, water-insoluble powder, Co 2 O 3 ⋅3H 2 O, used chiefly in the preparation of cobalt salts and in the manufacture of paint and varnish driers.
- 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.
- columnar epithelium — epithelium consisting of one or more layers of elongated cells of cylindrical or prismatic shape.
- come to the surface — to emerge; become apparent
- 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.
- communications zone — the area behind the combat zone
- communion of saints — the spiritual fellowship of all true Christians, living and dead
- communist manifesto — a political pamphlet written by Marx and Engels in 1848: a fundamental statement of Marxist principles
- community education — the provision of a wide range of educational and special interest courses and activities by a local authority
- community policeman — a police officer assigned to a particular area
- 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
- computed tomography — computerized axial tomography. Abbreviation: CT.
- computer dictionary — Free On-line Dictionary of Computing
- computer peripheral — a device that is attached to and controlled by a computer, such as a scanner, printer, or external hard drive
- computer programmer — a person whose job is to write computer programs
- computer simulation — an event, process, or scenario that is created on a computer
- conceptualistically — In a conceptualistic sense.
- 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.
- continental cuisine — a style of cooking that includes the better-known dishes of various western European countries.
- continuation school — a school providing extension courses for people who have left school in the elementary grades to go to work.
- continued education — adult education.
- continuity equation — the mathematical statement in fluid mechanics that, for a fluid passing through a tube in a steady flow, the mass flowing through any section of the tube in a unit of time is constant.
- 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.
- contributing factor — something that is partly responsible for a development or phenomenon
- convergent boundary — a major geologic discontinuity or suture marking the juncture of lithospheric plates that have been joined by plate tectonics.