17-letter words containing a, c, i, u
- dagestan republic — a constituent republic of S Russia, on the Caspian Sea: annexed from Persia in 1813; rich mineral resources. Capital: Makhachkala. Pop: 2 584 200 (2002). Area: 50 278 sq km (19 416 sq miles)
- data service unit — (communications) (DSU or "data service unit") A device used in digital transmission for connecting a CSU (Channel Service Unit) to Data Terminal Equipment (a terminal or computer), in the same way that a modem is used for connection to an analogue medium. A DSU provides a standard interface to a user's terminal which is compatible with modems and handles such functions as signal translation, regeneration, reformatting, and timing. The transmitting portion of the DSU processeses the customers' signal into bipolar pulses suitable for transmission over the digital facility. The receiving portion of the DSU is used both to extract timing information and to regenerate mark and space information from the received bipolar signal.
- decellularization — (biology, medicine) The loss of cells from tissue.
- decontextualizing — to remove (a linguistic element, an action, etc.) from a context: decontextualized works of art displayed in museums.
- deductible clause — a clause in an insurance policy stipulating that the insured will be liable for a specified initial amount of each loss, injury, etc., and that the insurance company will be liable for any additional costs up to the insured amount.
- deductive tableau — (tool) A theorem proof system consisting of a table whose rows contain assertions or goals. Variables in assertions are implicitly universally quantified and variables in goals are implicitly existentially quantified. The declarative meaning of a tableau is that if every instance of every assertion is true then some instance of at least one of the goals is true.
- delay instruction — delayed control-transfer
- deoxyribonuclease — DNase.
- deucalion's flood — a flood sent by Zeus that wiped out the entire population of the earth, except for Deucalion and his wife Pyrrha
- dipterocarpaceous — of, relating to, or belonging to the Dipterocarpaceae, a family of trees chiefly native to tropical SE Asia, having two-winged fruits. Many species yield useful timber and resins
- disability clause — a clause in a life-insurance policy providing for waiver of premium and sometimes payment of monthly income if the policyholder becomes totally and permanently disabled.
- displacement hull — a hull that displaces a significant volume of water when under way.
- 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
- 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.
- 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.
- 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.
- empirical formula — a chemical formula indicating the proportion of each element present in a molecule
- equinoctial point — either of the two points at which the celestial equator intersects the ecliptic
- equivalence class — (mathematics) An equivalence class is a subset whose elements are related to each other by an equivalence relation. The equivalence classes of a set under some relation form a partition of that set (i.e. any two are either equal or disjoint and every element of the set is in some class).
- exclusionary rule — a legal rule that evidence obtained illegally, as from a search without a warrant, may not be introduced at trial
- executive mansion — the White House (in Washington, D.C.), official home of the President of the U.S.
- facts and figures — details; precise information
- farming community — a community where farming is the main industry
- fashion-conscious — interested in, and wanting to wear, fashionable clothes
- female chauvinist — a female who patronizes, disparages, or otherwise denigrates males in the belief that they are inferior to females and thus deserving of less than equal treatment or benefit.
- female-chauvinist — a person who is aggressively and blindly patriotic, especially one devoted to military glory.
- financial futures — futures in a stock-exchange index, currency exchange rate, or interest rate enabling banks, building societies, brokers, and speculators to hedge their involvement in these markets
- floating currency — a currency that is free to fluctuate against other currencies in accordance with market forces
- flowering currant — an ornamental shrub, Ribes sanguineum, growing to 2 to 3 metres (6 to 9ft) in height, with red, crimson, yellow, or white flowers: family Saxifragaceae
- fluid lubrication — lubrication in which bearing surfaces are separated by an oil film sustained by the motion of the parts
- 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.
- freight insurance — insurance paid on goods in transport
- fulgencio batista — Fulgencio [fool-hen-syaw] /fulˈhɛn syɔ/ (Show IPA), (Fulgencio Batista y Zaldívar) 1901–73, Cuban military leader: dictator of Cuba 1934–40; president 1940–44, 1952–59.
- functional change — a change in the grammatical function of a word, as in the use of the noun input as a verb or the noun fun as an adjective.
- functional isomer — any of several structural isomers that have the same molecular formula but with the atoms connected in different ways and therefore falling into different functional groups.
- funicular railway — a short, very steep railway having two parallel sets of tracks, upon each of which runs a car or train raised or lowered by means of a cable that simultaneously lowers or raises the other car or train in such a way that the two are approximately counterbalanced.
- 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.
- gause's principle — the principle that similar species cannot coexist for long in the same ecological niche
- general insurance — insurance (such as house insurance and car insurance) that does not insure someone's life