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17-letter words containing a, u, d, i, t

  • courtship display — behaviour that is aimed at attracting a mate
  • credit memorandum — a memorandum issued to an account allowing a credit or reducing a debit, especially one posted to a customer's account.
  • cut a good figure — to appear or behave well
  • 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.
  • deindustrializing — Present participle of deindustrialize.
  • delay instruction — delayed control-transfer
  • denominate number — a number associated with a unit of measurement.
  • diabetes mellitus — a disorder of carbohydrate metabolism characterized by excessive thirst and excretion of abnormally large quantities of urine containing an excess of sugar, caused by a deficiency of insulin
  • diaphragm shutter — a camera shutter having a group of overlapping blades that open and close at the center when exposing film.
  • dibutyl phthalate — a colorless oily liquid, C 16 H 22 O 4 , insoluble in water, used as a solvent, insect repellent, and plasticizer.
  • digital audiodisk — a compact disk containing an audio program.
  • digital audiotape — a cassette containing magnetic tape used for high-fidelity digital recording or playback of audio. Abbreviation: DAT.
  • 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.
  • 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.
  • disadvantageously — In a disadvantageous manner.
  • 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 insulation — Double insulation is insulation that consists of both basic insulation and supplementary insulation.
  • 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
  • drinking fountain — a water fountain that ejects a jet of water for drinking without a cup.
  • drive up the wall — to cause to become crazy or furious
  • 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.
  • dull as dishwater — water in which dishes are, or have been, washed.
  • 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.
  • east indian lotus — a southern Asian lotus, Nelumbo nucifera, of the water lily family, having fragrant pink or rose flowers.
  • education contact — (job)   The person at a company who should receive educational material.
  • equalization fund — a monetary reserve established by a country to provide funds for maintaining the official exchange rates of its currency by equalizing the buying and selling of foreign exchange.
  • facts and figures — details; precise information
  • fade in (or out) — to appear or cause to appear (or disappear) gradually; make or become more (or less) distinct
  • false bread-fruit — ceriman.
  • feasibility study — (systems analysis)   Part of the systems develpment life cycle which aims to determine whether it is sensible to develop some system. The most popular model of feasibility study is "TELOS", standing for Technical, Economic, Legal, Operational, Schedule. Technical Feasibility: does the technology exist to implement the proposed system? Is it a practical proposition? Economic Feasibility: is the system cost-effective? Do benefits outweigh costs? Legal Feasibility: is there any conflict between the proposed system and legal requirements, e.g. the Data Protection Act? Operational Feasibility: are the current work practices and procedures adequate to support the new system? Schedule Feasibility: can the system be developed in time? After the feasibility study, the requirements analysis should be carried out.
  • feint-ruled paper — writing paper with light horizontal lines printed across at regular intervals
  • find fault (with) — to seek and point out faults (of); complain (about); criticize
  • fluid lubrication — lubrication in which bearing surfaces are separated by an oil film sustained by the motion of the parts
  • forward quotation — the price quoted on a forward delivery.
  • 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.
  • further education — adult education.
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