17-letter words containing a, b, d
- culpable homicide — manslaughter
- 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)
- de-baathification — the process of removing the members and influence of the Ba'ath Party from public office in Iraq following the US-led invasion of 2003
- deathwatch beetle — a beetle, Xestobium rufovillosum, whose woodboring larvae are a serious pest. The adult produces a rapid tapping sound with its head that was once popularly supposed to presage death
- debrett's peerage — a list of the British aristocracy
- 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.
- denominate number — a number associated with a unit of measurement.
- deoxyribonuclease — DNase.
- 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
- dibutyl phthalate — a colorless oily liquid, C 16 H 22 O 4 , insoluble in water, used as a solvent, insect repellent, and plasticizer.
- dicarboxylic acid — any carboxylic acid that contains two carboxyl groups per molecule
- differentiability — The ability to be differentiated.
- digital dashboard — (software) A personalised desktop portal that focuses on business intelligence and knowledge management.
- 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.
- discreditableness — Quality of being discreditable.
- discrete variable — a variable that may assume only a countable, and usually finite, number of values.
- dishonourableness — Alternative spelling of dishonorableness.
- disposable income — the part of a person's income remaining after deducting personal income taxes.
- disrespectability — Lack of respectability.
- division of labor — a production process in which a worker or group of workers is assigned a specialized task in order to increase efficiency.
- doberman pinscher — one of a German breed of medium-sized, short-haired dogs having a black, brown, or blue coat with rusty brown markings.
- double insulation — Double insulation is insulation that consists of both basic insulation and supplementary insulation.
- 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.
- downward mobility — movement from one social level to a higher one (upward mobility) or a lower one (downward mobility) as by changing jobs or marrying.
- downwardly mobile — See under vertical mobility (def 1).
- downwardly-mobile — See under vertical mobility (def 1).
- drive-by download — an incidence of an unwanted program being automatically downloaded to a computer, often without the user's knowledge
- dwarf huckleberry — tangleberry.
- economic blockade — an embargo on trade with a country, esp one which prohibits receipt of exports from that country, with the intention of disrupting the country's economy
- electricity board — a company which supplies electricity
- embroidery thread — a thread used for embroidery
- examination board — an organization that sets and corrects exams
- 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.
- federal land bank — a U.S. federal bank for making long-term loans to farmers.
- fiddleback spider — brown recluse spider.
- fluid lubrication — lubrication in which bearing surfaces are separated by an oil film sustained by the motion of the parts
- four-rowed barley — a class of barley having, in each spike, six rows of grain, with two pairs of rows overlapping.
- free-body diagram — A free-body diagram is a diagram of a structure in which all supports are replaced by forces.
- freedmen's bureau — an agency of the War Department set up in 1865 to assist freed slaves in obtaining relief, land, jobs, fair treatment, and education.
- garboard (strake) — the strake adjoining the keel
- garden strawberry — a plant which has white flowers and red edible fruits and is spread by runners, Fragaria ananassa
- go by the wayside — to be put aside on account of something more urgent
- goldbeater's skin — the prepared outside membrane of the large intestine of the ox, used by goldbeaters to lay between the leaves of the metal while they beat it into gold leaf.
- great st. bernard — Great, a mountain pass between SW Switzerland and NW Italy, in the Pennine Alps: Napoleon led his army through it in 1800; location of a hospice. 8108 feet (2470 meters) high.