13-letter words containing d, u, a
- cactus dahlia — a double-flowered variety of dahlia
- cadmium green — a pigment used in painting, consisting of a mixture of hydrated oxide of chromium with cadmium sulfide, and characterized by its strong green color and slow drying rate.
- calcium oxide — a white crystalline base used in the production of calcium hydroxide and bleaching powder and in the manufacture of glass, paper, and steel. Formula: CaO
- calcium-oxide — Also called burnt lime, calcium oxide, caustic lime, calx, quicklime. a white or grayish-white, odorless, lumpy, very slightly water-soluble solid, CaO, that when combined with water forms calcium hydroxide (slaked lime) obtained from calcium carbonate, limestone, or oyster shells: used chiefly in mortars, plasters, and cements, in bleaching powder, and in the manufacture of steel, paper, glass, and various chemicals of calcium.
- camera lucida — an instrument attached to a microscope, etc to enable an observer to view simultaneously the image and a drawing surface to facilitate the sketching of the image
- campaign fund — money for a campaign, as of a political candidate, usually acquired through contributions by supporters.
- canal du midi — a canal in S France, extending from the River Garonne at Toulouse to the Mediterranean at Sète and providing a link between the Mediterranean and Atlantic coasts: built between 1666 and 1681. Length: 181 km (150 miles)
- canaliculated — Canaliculate.
- candlesnuffer — an implement, or person, that extinguishes candle flames
- cape coloured — (formerly, in South Africa) a racial classification under apartheid for people of mixed ethnic origin
- carotid sinus — specialized nerve end organs producing a slight dilatation of the carotid artery where it branches into the external and internal carotid arteries, responding to changes in blood pressure by mediating changes in the heartbeat rate.
- carte du jour — a menu listing dishes available on a particular day
- cash discount — a discount granted to a purchaser who pays before a stipulated date
- casual friday — In some companies, employees are allowed to wear clothes that are more informal than usual on a Friday. This day is known as a casual Friday.
- casualty ward — a ward which temporarily accommodates patients who have been treated in the casualty department and who need to stay in hospital
- cat and mouse — Also called cat and rat. a children's game in which players in a circle keep a player from moving into or out of the circle and permit a second player to move into or out of the circle to escape the pursuing first player.
- cat-and-mouse — denoting a fight or contest in which participants attempt to confuse or deceive each other in a cruel or teasing way, esp before a final act of cruelty or unkindness
- caudine forks — a narrow pass in the Apennines, in S Italy, between Capua and Benevento: scene of the defeat of the Romans by the Samnites (321 bc)
- caxias do sul — a city in S Brazil.
- center around — to have as a central point, focus of attention, etc.
- cephalopodous — of, belonging to or relating to a cephalopod
- charmed quark — a type of quark with a mass of c. 1.0 to 1.6 GeV/c2, a positive charge that is 2⁄3 the charge of an electron, +1 charm, and zero strangeness
- chateau d'eau — an architecturally treated fountain or cistern.
- chateaubriand — François René (frɑ̃swa rəne), Vicomte de Chateaubriand. 1768–1848, French writer and statesman: a precursor of the romantic movement in France; his works include Le Génie du Christianisme (1802) and Mémoires d'outre-tombe (1849–50)
- chlorous acid — an unstable acid that is a strong oxidizing agent. Formula: HClO2
- chondromatous — a benign cartilaginous tumor or growth.
- chuckleheaded — a stupid person; blockhead.
- chun doo hwan — born 1931, South Korean political leader: president 1980–88.
- church parade — a parade by servicemen or members of a uniformed organization for the purposes of attending religious services
- churchwardens — Plural form of churchwarden.
- circuit board — A circuit board is the same as a printed circuit board.
- circumstanced — simple past tense and past participle of circumstance.
- ciudad juarez — a city in N Mexico, in Chihuahua state on the Río Grande, opposite El Paso, Texas. Pop: 1 469 000 (2005 est)
- ciudad madero — city in Tamaulipas state, EC Mexico: suburb of Tampico: pop. 160,000
- clair de lune — a work for the piano by Claude Debussy, third movement of the Suite bergamasque.
- clair-de-lune — a work for the piano by Claude Debussy, third movement of the Suite bergamasque.
- clairaudience — the postulated ability to hear sounds beyond the range of normal hearing
- cloud chamber — an apparatus for detecting high-energy particles by observing their tracks through a chamber containing a supersaturated vapour. Each particle ionizes molecules along its path and small droplets condense on them to produce a visible track
- club sandwich — a sandwich consisting of three or more slices of toast or bread with a filling
- coachbuilders — Plural form of coachbuilder.
- coachbuilding — the manufacture of bodies for cars, buses, and coaches
- coadjutorship — the state of being a coadjutor
- coal industry — a branch of commercial enterprise concerned with the discovery and mining of coal
- coalesced sum — (theory) (Or "smash sum") In domain theory, the coalesced sum of domains A and B, A (+) B, contains all the non-bottom elements of both domains, tagged to show which part of the sum they come from, and a new bottom element. D (+) E = { bottom(D(+)E) } U { (0,d) | d in D, d /= bottom(D) } U { (1,e) | e in E, e /= bottom(E) } The bottoms of the constituent domains are coalesced into a single bottom in the sum. This may be generalised to any number of domains. The ordering is bottom(D(+)E) <= v For all v in D(+)E (i,v1) <= (j,v2) iff i = j & v1 <= v2 "<=" is usually written as LaTeX \sqsubseteq and "(+)" as LaTeX \oplus - a "+" in a circle.
- cochlear duct — a spiral tube enclosed in the bony canal of the cochlea.
- coeducational — A coeducational school, college, or university is attended by both boys and girls.
- coeur d'alene — a member of an Indian people in N Idaho around Coeur d'Alene Lake.
- colorado ruby — a fire-red form of garnet found in Colorado and other parts of North America
- commaundement — Obsolete spelling of commandment.
- commensurated — Simple past tense and past participle of commensurate.