16-letter words containing a, c, e, n
- diacetylmorphine — heroin.
- diagonal process — a form of argument in which a new member of a set is constructed from a list of its known members by making the nth term of the new member differ from the nth term of the nth member. The new member is thus different from every member of the list
- dialysis machine — device: kidney treatment
- dictionary flame — [Usenet] An attempt to sidetrack a debate away from issues by insisting on meanings for key terms that presuppose a desired conclusion or smuggle in an implicit premise. A common tactic of people who prefer argument over definitions to disputes about reality. Compare spelling flame.
- dictionary-maker — a person who compiles a dictionary
- diethyl carbinol — a colorless, liquid isomer of amyl alcohol, (CH3CH2)2CHOH, used in drugs and as a solvent
- dihydroxyacetone — (organic compound) The compound CO(CH2OH)2 that has a number of industrial uses.
- dimethylcarbinol — isopropyl alcohol.
- direct marketing — marketing direct to the consumer, as by direct mail or coupon advertising.
- director general — the executive head of an organization or of a major subdivision, as a branch or agency, of government.
- director-general — the executive head of an organization or of a major subdivision, as a branch or agency, of government.
- disaccreditation — to take away the accreditation or authorization of: to disaccredit a diplomat.
- disappearing act — magic trick
- disclosing agent — a vegetable dye, administered as a liquid or in tablet form (disclosing tablet), that stains plaque, making it readily apparent on the teeth
- disconsolateness — (uncountable) The state of being disconsolate; gloom.
- discountenancing — Present participle of discountenance.
- disenfranchising — Present participle of disenfranchise.
- disfranchisement — to deprive (a person) of a right of citizenship, as of the right to vote.
- displaced person — a person driven or expelled from his or her homeland by war, famine, tyranny, etc. Abbreviation: DP, D.P.
- displacement ton — a unit for measuring the displacement of a vessel, equal to a long ton of 2240 pounds (1016 kg) or 35 cu. ft. (1 cu. m) of seawater.
- distance modulus — a measure of the distance, r, of a celestial object too far away to show measurable parallax. It is given by m–M = 5 log(r/10), where m is its apparent magnitude (corrected for interstellar absorption) and M is its absolute magnitude
- district heating — a heating system in which centrally generated heat is distributed via ducts and pipes to multiple buildings or locations
- diversifications — Plural form of diversification.
- do the necessary — to do something that is necessary in a particular situation
- document imaging — the process of converting paper documents into an electronic or digital format
- documentary film — factual, informative film
- dolce far niente — pleasing inactivity.
- domain selection — (systems analysis) The prioritisation and selection of one or more domains for which specific software reuse engineering projects are to be initiated.
- domestic partner — either member of an unmarried, cohabiting, and especially homosexual couple that seeks benefits usually available only to spouses.
- domestic servant — person employed to do household chores
- dominical letter — any one of the letters from A to G used in church calendars to mark the Sundays throughout any particular year, serving primarily to aid in determining the date of Easter.
- dorothy canfield — Dorothy, Fisher, Dorothy Canfield.
- double occupancy — a type of travel accommodation, as in a hotel, for two persons sharing the same room: The rate is $35 per person, double occupancy, or $65, single occupancy.
- drag coefficient — a measure of the drag of an object in a moving fluid, esp air
- drainage channel — a channel along which drained water flows away
- dredging machine — dredge1 (def 1).
- driver education — a course of study, as for high-school students, that teaches the techniques of driving a vehicle, along with basic vehicle maintenance, safety precautions, and traffic regulations and laws.
- dual citizenship — Also called dual nationality. the status of a person who is a legal citizen of two or more countries.
- ducks and drakes — Also, duck and drake. a pastime in which flat stones or shells are thrown across water so as to skip over the surface several times before sinking.
- dutch guinea pig — a breed of two-tone short-haired guinea pig
- dutch new guinea — a former name of Irian Jaya.
- dynamic language — (language) (Dylan) A simple object-oriented Lisp dialect, most closely resembling CLOS and Scheme, developed by Advanced Technology Group East at Apple Computer. See also Marlais.
- dynamic response — The dynamic response of a machine, structure, or process is how it reacts over time to something that is done to it.
- easter communion — the act of receiving communion in church on Easter Day - considered special because of the primacy of Easter among Christian festivals and because many people regard taking Easter communion as a basic token of membership of their church
- eclipsing binary — a variable star whose changes in brightness are caused by periodic eclipses of two stars in a binary system.
- ecological niche — niche (def 3).
- economic embargo — a legal stoppage of commerce, usually taken by one nation or group of nations to harm the economy of another nation or group, often to force a political change
- economic migrant — person: seeks work abroad
- economy of scale — a fall in average costs resulting from an increase in the scale of production
- educational park — a group of elementary and high schools, usually clustered in a parklike setting and having certain facilities shared by all grades, that often accommodates students from a large area.