17-letter words containing a, d, u, l, r
- deindustrializing — Present participle of deindustrialize.
- delay instruction — delayed control-transfer
- denatured alcohol — ethanol rendered unfit for human consumption by the addition of a noxious substance, as in methylated spirits
- deoxyribonuclease — DNase.
- digital signature — an encrypted digital code appended to an electronic document to verify that it was created by a known source and has not been altered.
- dishonourableness — Alternative spelling of dishonorableness.
- double pair royal — a set of four cards of the same denomination, worth 12 points.
- double quatrefoil — a charge having the form of a foil with eight leaves, used especially as the cadency mark of a ninth son.
- double refraction — the separation of a ray of light into two unequally refracted, plane-polarized rays of orthogonal polarizations, occurring in crystals in which the velocity of light rays is not the same in all directions.
- double track line — a railway line with double track
- douglas engelbart — (person) Douglas C. Engelbart, the inventor of the mouse. On 1968-12-09, Douglas C. Engelbart and the group of 17 researchers working with him in the Augmentation Research Center at Stanford Research Institute in Menlo Park, California, USA, presented a 90-minute live public demonstration of the on live system, NLS, they had been working on since 1962. The presentation was a session in the of the Fall Joint Computer Conference held at the Convention Center in San Francisco, and it was attended by about 1000 computer professionals. This was the public debut of the computer mouse, hypertext, object addressing, dynamic file linking and shared-screen collaboration involving two persons at different sites communicating over a network with audio and video interface. The original 90-minute video: Hyperlinks, Mouse, Web-board.
- douglas macarthur — Douglas, 1880–1964, U.S. general: supreme commander of allied forces in SW Pacific during World War II and of UN forces in Korea 1950–51.
- drained of colour — colourless
- drive up the wall — to cause to become crazy or furious
- duality principle — the principle that a mathematical duality exists under certain conditions.
- due course of law — the regular administration of the law, according to which no citizen may be denied his or her legal rights and all laws must conform to fundamental, accepted legal principles, as the right of the accused to confront his or her accusers.
- dull as dishwater — water in which dishes are, or have been, washed.
- dwarf huckleberry — tangleberry.
- false bread-fruit — ceriman.
- feint-ruled paper — writing paper with light horizontal lines printed across at regular intervals
- fluid lubrication — lubrication in which bearing surfaces are separated by an oil film sustained by the motion of the parts
- folie de grandeur — a delusion of grandeur; megalomania.
- four-rowed barley — a class of barley having, in each spike, six rows of grain, with two pairs of rows overlapping.
- fourfold purchase — a tackle that is composed of a rope passed through two fourfold blocks in such a way as to provide mechanical power in the ratio of 1 to 5 or 1 to 4, depending on whether hauling is done on the running or the standing block and without considering friction. Compare tackle (def 2).
- full load current — A full load current is the largest current that a motor or other device is designed to carry under particular conditions.
- grand union canal — a canal in S England linking London and the Midlands: opened in 1801
- great namaqualand — an arid coastal region in the S part of Namibia, extending into the Cape of Good Hope province of the Republic of South Africa, divided by the Orange River into two regions, one in Namibia (Great Namaqualand) the other in South Africa (Little Namaqualand) inhabited by the Nama.
- greenland current — the ocean current flowing clockwise around S Greenland.
- greenland halibut — a flatfish, Reinhardtius hippoglossoides, similar and related to the halibut
- gross value added — the aggregate of values added throughout an economy, which represents that economy's gross domestic product
- ground angle shot — a photograph or film shot in which the lens is near the ground, usually pointing up somewhat
- guardhouse lawyer — a person in military service, especially an inmate of a guardhouse or brig, who is or claims to be an authority on military law, regulations, and soldiers' rights.
- guardian ad litem — a person appointed by a court as guardian of an infant or other person to act on his or her behalf in a particular action or proceeding.
- gulf war syndrome — a group of symptoms occurring in some Gulf War veterans, most commonly including headache and memory loss, muscle pain, skin disorders, fatigue, sleep disturbances, and gastrointestinal and respiratory ailments, possibly caused by exposure to chemical weapons, vaccines, infectious diseases, or other factors.
- half-round chisel — a cold chisel with a semicircular cutting edge used for making narrow channels
- hammered dulcimer — dulcimer (sense 1)
- haroun-al-raschid — Harun al-Rashid.
- heterochlamydeous — (of a plant) having a perianth consisting of distinct sepals and petals
- homeland security — national defence
- household cavalry — (in Britain) cavalry units forming part of the ceremonial guard of the monarch.
- hydraulic circuit — a circuit through which water or another liquid, instead of electric current, flows, but which otherwise operates in the same way as an electric circuit
- hydrofluoric acid — a colorless, fuming, corrosive liquid, HF, an aqueous solution of hydrogen fluoride, used chiefly for etching glass.
- hydrofluorocarbon — Any of a class of partly chlorinated and fluorinated hydrocarbons, used as an alternative to chlorofluorocarbons in foam production, refrigeration, and other processes.
- hypochlorous acid — a weak, unstable acid, HOCl, existing only in solution and in the form of its salts, used as a bleaching agent and disinfectant.
- illegal procedure — a penalty assessed against the offensive team for a technical rules violation, as in assuming an illegal formation.
- in double harness — in a harness for two animals pulling the same carriage, plow, etc.
- industrial action — job action.
- industrial design — the art that deals with the design problems of manufactured objects, including problems of designing such objects with consideration for available materials and means of production, of designing packages, bottles, etc., for manufactured goods, and of graphic design for manufactured objects, packages, etc.
- industrial estate — industrial park.
- industrial injury — an injury sustained by an employee of an industrial company during the course of their work