17-letter words containing a, c, u, d
- disqualifications — Plural form of disqualification.
- disruptive action — action performed by protestors, workers, etc that causes the disruption of a service
- document examiner — (hypertext, tool) A high-performance hypertext system by Symbolics that provides on-line access to their user documentation.
- 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 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
- duality principle — the principle that a mathematical duality exists under certain conditions.
- ductus arteriosis — a fetal blood vessel that connects the left pulmonary artery directly to the descending aorta, normally closing after birth.
- 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.
- dutch east indies — a former name of the Republic of Indonesia.
- dutch elm disease — a disease of elms characterized by wilting, yellowing, and falling of the leaves and caused by a fungus, Ceratostomella ulmi, transmitted by bark beetles.
- dwarf huckleberry — tangleberry.
- dynamic execution — (processor) A combination of techniques - multiple branch prediction, data flow analysis and speculative execution. Intel implemented Dynamic Execution in the P6 after analysing the execution of billions of lines of code.
- dynamic insurance — Dynamic insurance is a type of insurance coverage where the policyholder can choose to increase benefits and premiums by a fixed percentage each year to offset the effects of inflation.
- education contact — (job) The person at a company who should receive educational material.
- facts and figures — details; precise information
- fluid lubrication — lubrication in which bearing surfaces are separated by an oil film sustained by the motion of the parts
- foucault pendulum — a pendulum that demonstrates the rotation of the earth by exhibiting an apparent change in its plane of oscillation.
- foundation course — A foundation course is a course that you do at some colleges and universities in order to prepare yourself for a longer or more advanced course.
- 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.
- further education — adult education.
- galactic latitude — the angular distance from the galactic equator of a point on the celestial sphere.
- gaucher's disease — a rare inherited disorder of fat metabolism that causes spleen and liver enlargement, abnormal fragility and pain of the bones, and progressive neurologic disturbances, leading to early death.
- gnu privacy guard —
- grand touring car — GT (def 2).
- grand union canal — a canal in S England linking London and the Midlands: opened in 1801
- grande chartreuse — the Carthusian monastery at Grenoble, France: the chief monastery of the Carthusians until 1903.
- greenland current — the ocean current flowing clockwise around S Greenland.
- gunboat diplomacy — diplomatic relations involving the use or threat of military force, especially by a powerful nation against a weaker one.
- half-round chisel — a cold chisel with a semicircular cutting edge used for making narrow channels
- hammered dulcimer — dulcimer (sense 1)
- hard nut to crack — a dry fruit consisting of an edible kernel or meat enclosed in a woody or leathery shell.
- haroun-al-raschid — Harun al-Rashid.
- herbaceous border — A herbaceous border is a flower bed containing a mixture of plants that flower every year.
- heterochlamydeous — (of a plant) having a perianth consisting of distinct sepals and petals
- hollandaise sauce — a sauce of egg yolks, butter, lemon juice, and seasonings.
- homeland security — national defence
- horseradish sauce — a piquant sauce made from horseradish root, vinegar, etc, and traditionally eaten in Britain with roast beef
- household cavalry — (in Britain) cavalry units forming part of the ceremonial guard of the monarch.
- humpbacked bridge — A humpbacked bridge or humpback bridge is a short and very curved bridge with a shape similar to a semi-circle.
- 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.
- hydrotherapeutics — hydrotherapy.
- 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.
- immunodiagnostics — the determination of immunologic characteristics of individuals, cells, and other biologic entities.
- in the background — behind the focus of attention