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19-letter words containing e, c, o, i

  • discriminated union — (theory)   The discriminated union of two sets A and B is A + B = {(inA, a) | a in A} U {(inB, b)| b in B} where inA and inB are arbitrary tags which specify which summand an element originates from. A type (especially an algebraic data type) might be described as a discriminated union if it is a sum type whose objects consist of a tag to say which part of the union they belong to and a value of the corresponding type.
  • discussion document — a document that puts forward some ideas or opinions that might form the basis of a discussion of a particular topic
  • disjunctive pronoun — an inflection of pronouns in some languages that is used alone or after a preposition, such as moi in French
  • displaced homemaker — a woman recently divorced, separated, or widowed after many years as a homemaker.
  • do the decent thing — If you say that someone should do the decent thing, you mean that they should do something which they do not really want to do, but which you think they ought to do.
  • dobsonian telescope — a relatively inexpensive Newtonian telescope, suitable for visual but not photographic use, in which the tube assembly slips freely in the lower base.
  • doctrine of descent — the theory that animals and plants arose by descent from previously existing organisms; theory of evolution
  • domain architecture — (systems analysis)   A generic, organisational structure or design for software systems in a domain. The domain architecture contains the designs that are intended to satisfy requirements specified in the domain model. A domain architecture can be adapted to create designs for software systems within a domain and also provides a framework for configuring assets within individual software systems.
  • dominance hierarchy — a system or set of relationships in animal groups that is based on a hierarchical ranking, usually established and maintained by behavior in aggressive encounters: one or a few members hold the highest rank and the others are submissive to those ranking higher and dominant to those ranking lower.
  • double counterpoint — invertible counterpoint using two transposable voices.
  • double-helical gear — herringbone gear.
  • draw the color line — to impose or accept the color line
  • draw the curtain on — to end
  • drawing-room comedy — a light, sophisticated comedy typically set in a drawing room with characters drawn from polite society.
  • dred scott decision — Barbara Ann, 1928–2012, Canadian figure skater.
  • early purple orchid — a Eurasian orchid, Orchis mascula, with purplish-crimson flowers and stems marked with blackish-purple spots
  • economic management — the management of the resources, finances, income, and expenditure of a community, business enterprise, etc
  • ecumenical movement — See under ecumenical (def 4).
  • education committee — a committee that discusses the education of children in a particular local authority
  • educational adviser — a person who provides advice and training to teachers about teaching methods and educational policies
  • eilean donan castle — a castle near the Kyle of Lochalsh in Highland, Scotland: built in the 13th century; famous for its picturesque setting
  • elastic deformation — In elastic deformation a material changes shape when a stress is applied to it but goes back to its original state when the stress is removed.
  • elastomeric closure — An elastomeric closure is a component that closes a piece of packaging. An elastomeric closure is made from a material that is able to resume its original shape when it is removed from the packaging and may be in direct contact with the drug enclosed in the pack.
  • electrocardiographs — Plural form of electrocardiograph.
  • electrocardiography — The measurement of electrical activity in the heart and the recording of such activity as a visual trace (on paper or on an oscilloscope screen), using electrodes placed on the skin of the limbs and chest.
  • electroconductivity — Electrical conductivity.
  • electrode potential — the potential difference developed when an electrode of an element is placed in a solution containing ions of that element
  • electrohydrodynamic — (physics) Of or pertaining to electrohydrodynamics.
  • electroluminescence — Luminescence produced electrically, especially in a phosphor by the application of a voltage.
  • electromagnetically — By means of electromagnetism.
  • electromechanically — In an electromechanical way.
  • electromotive force — a source of energy that can cause a current to flow in an electrical circuit or device
  • electron micrograph — a photograph or image of a specimen taken using an electron microscope
  • electron microscope — An electron microscope is a type of very powerful microscope that uses electrons instead of light to produce a magnified image of something.
  • electron multiplier — a device for amplifying and measuring a flux of electrons. Each electron hits an anode surface and releases secondary electrons that are accelerated to a second surface; after several such stages a measurable pulse of current is obtained
  • electronegativities — Plural form of electronegativity.
  • electronic commerce — (application, communications)   (EC) The conducting of business communication and transactions over networks and through computers. As most restrictively defined, electronic commerce is the buying and selling of goods and services, and the transfer of funds, through digital communications. However EC also includes all inter-company and intra-company functions (such as marketing, finance, manufacturing, selling, and negotiation) that enable commerce and use electronic mail, EDI, file transfer, fax, video conferencing, workflow, or interaction with a remote computer. Electronic commerce also includes buying and selling over the web and the Internet, electronic funds transfer, smart cards, digital cash (e.g. Mondex), and all other ways of doing business over digital networks.
  • electronic engineer — a person who is qualified or expert in electronic engineering
  • electronic graphics — (on television) the production of graphic designs and text by electronic means
  • electronic ignition — any system that uses an electronic circuit to supply the voltage to the sparking plugs of an internal-combustion engine
  • electronic keyboard — a typewriter keyboard used to operate an electronic device such as a computer, word processor, etc
  • electronic magazine — (messaging, publication, web)   (e-zine) A regular publication on some particular topic distributed in digital form, chiefly now via the web but also by electronic mail or floppy disk. E-zines are often distributed for free by enthusiasts.
  • electrophoretically — By means of electrophoresis.
  • electrophotographic — Of or pertaining to electrophotography.
  • electrophysiologist — A physiologist whose speciality is electrophysiology.
  • electrostatic field — an electric field associated with static electric charges
  • electrostatic units — the system of CGS electric and magnetic units that assigns the value of one to the dielectric constant of a vacuum
  • electrotherapeutics — (medicine) the use of electricity in therapeutics.
  • emotional blackmail — a way of persuading someone to do something they do not want to do by making them feel guilty about it
  • enabling technology — technology that enables the user to perform a task or to improve his or her overall performance: e.g. the internet
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