19-letter words containing e, n, r, o, u
- beta-naphthyl group — See under naphthyl.
- blowing your buffer — (jargon) Losing your train of thought. A reference to buffer overflow.
- blue screen of life — (operating system) (BSOL, by analogy with "Blue Screen of Death") The opening screen of Microsoft Windows NT. This screen shows the file system loading, and any problems such as conversions from FAT to NTFS or a scan of a hard drive. The Blue Screen of Life occurs in one way, as opposed to the Blue Screen of Death, which can occur in many different ways and times.
- blue-ringed octopus — a highly venomous octopus, Octopus maculosus, of E Australia which exhibits blue bands on its tentacles when disturbed
- 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
- bordering countries — countries that share a border with a particular country
- born out of wedlock — born when one's parents are not legally married
- brimstone butterfly — a common yellow butterfly, Gonepteryx rhamni, of N temperate regions of the Old World: family Pieridae
- 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.
- 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.
- 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
- 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
- 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 confusion — a circular spot on a film, resulting from the degree to which a pencil of light reflected from the field of view is focused in front of or behind the film, or from aberration of the lens, or from both.
- 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
- 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
- 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
- compound microscope — an instrument for magnifying small objects, consisting of a lens of short focal length for forming an image that is further magnified by a second lens of longer focal length
- compromise solution — a solution to a problem reached by compromise
- computer dictionary — Free On-line Dictionary of Computing
- computer simulation — an event, process, or scenario that is created on a computer
- computer-controlled — controlled by computers, esp without direct human intervention
- 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.
- construction worker — a person who works in the construction industry, esp one engaged in manual work
- 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 confidence — If there is consumer confidence, people generally are willing to spend money and buy things.
- consumer protection — laws and policies designed to protect consumers against unfair trade and credit practices
- consumer resistance — the unwillingness of consumers to adopt a particular product, service, or change
- contemporaneousness — The state or characteristic of being contemporaneous.
- continuous creation — the theory that matter is being created continuously in the universe
- continuous spectrum — a spectrum that contains or appears to contain all wavelengths but not spectrum lines over a wide portion of its range. The emission spectrum of incandescent solids is continuous; bremsstrahlung spectra consisting of a large number of lines may appear continuous
- 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.