17-letter words containing a, l, u, d, i
- 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.
- 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.
- 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.
- dishonourableness — Alternative spelling of dishonorableness.
- displacement hull — a hull that displaces a significant volume of water when under way.
- disqualifications — Plural form of disqualification.
- 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
- 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.
- dull as dishwater — water in which dishes are, or have been, washed.
- 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.
- east indian lotus — a southern Asian lotus, Nelumbo nucifera, of the water lily family, having fragrant pink or rose flowers.
- 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.
- 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
- folie de grandeur — a delusion of grandeur; megalomania.
- galactic latitude — the angular distance from the galactic equator of a point on the celestial sphere.
- grand union canal — a canal in S England linking London and the Midlands: opened in 1801
- greenland halibut — a flatfish, Reinhardtius hippoglossoides, similar and related to the halibut
- guadalupe hidalgo — a city in the Federal District of Mexico: famous shrine; peace treaty 1848.
- 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.
- 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)
- haroun-al-raschid — Harun al-Rashid.
- hillel foundation — a national organization, founded in 1924 by the B'nai B'rith, that institutes and administers programs designed to enrich the religious, cultural, and social life of Jewish college students.
- hollandaise sauce — a sauce of egg yolks, butter, lemon juice, and seasonings.
- homeland security — national defence
- household ammonia — diluted ammonia, often having a small quantity of detergent, used in the home for cleaning.
- 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.
- 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.
- i wouldn't say no — You use 'I wouldn't say no' to indicate that you would like something, especially something that has just been offered to you.
- illegal procedure — a penalty assessed against the offensive team for a technical rules violation, as in assuming an illegal formation.
- imitation doublet — a doublet formed entirely of glass.
- in double harness — in a harness for two animals pulling the same carriage, plow, etc.
- indicial equation — an equation that is obtained from a given linear differential equation and that indicates whether a solution in power series form exists for the differential equation.
- indistinguishable — not distinguishable.