20-letter words containing o, c
- diplomatic secretary — secretary (def 5).
- diplomatic-secretary — secretary (def 5).
- dirac delta function — delta function.
- direct memory access — (architecture) (DMA) A facility of some architectures which allows a peripheral to read and write memory without intervention by the CPU. DMA is a limited form of bus mastering.
- directional drilling — a method of drilling for oil in which the well is not drilled vertically, as when a number of wells are to be drilled from a single platform to reach different areas of an oil field
- directory assistance — a telephone company service that furnishes telephone directory information over the telephone.
- directory user agent — (DUA) The software that accesses the X.500 Directory Service on behalf of the directory user. The directory user may be a person or another software element.
- disability allowance — an amount of money paid by the government to people who are unable to work because of a disability. This is a general term or, in the UK, a shorter way of referring to what is officially called the Disability Living Allowance
- discounted cash flow — a technique for appraising an investment that takes into account the different values of future returns according to when they will be received
- discretionary income — money for luxuries
- displacement tonnage — the number of long tons of water displaced by a vessel, light or load displacement being specified.
- distribution channel — trade: retailer
- district court judge — a judge presiding over a lower court
- district high school — a school in a rural area that includes primary and post-primary classes
- district of columbia — a federal area in the E United States, on the Potomac, coextensive with the federal capital, Washington. 69 sq. mi. (179 sq. km). Abbreviation: DC (for use with zip code), D.C.
- do someone a service — If you do someone a service, you do something that helps or benefits them.
- docosahexaenoic acid — DHA.
- doctor of philosophy — Also called doctorate. the highest degree awarded by a graduate school, usually to a person who has completed at least three years of graduate study and a dissertation approved by a board of professors.
- doctor of the church — a title conferred on an ecclesiastic for great learning and saintliness.
- documentary evidence — law: written
- domestic heating oil — a liquid petroleum product used to fuel residential building furnaces or boilers
- double decomposition — a reaction whose result is the interchange of two parts of two substances to form two new substances, as AgNO 3 + NaCl → AgCl + NaNO 3 .
- double-aspect theory — a monistic theory that holds that mind and body are not distinct substances but merely different aspects of a single substance
- double-trailer truck — tandem trailer (def 1).
- draw close/draw near — If an event or period of time is drawing closer or is drawing nearer, it is approaching.
- drum and bugle corps — a marching band of drum players and buglers.
- duck-billed dinosaur — hadrosaur.
- due process (of law) — the course of legal proceedings established by the legal system of a nation or state to protect individual rights
- ecclesiastical court — a church court in ecclesiastical matters, presided over by members of the clergy and usually having no compulsory jurisdiction.
- ecological footprint — a mark left by the shod or unshod foot, as in earth or sand.
- economic determinism — the doctrine that all social, cultural, political, and intellectual forms are determined by or result from such economic factors as the quality of natural resources, productive capability, technological development, or the distribution of wealth.
- economic rationalism — an economic policy based on the efficiency of market forces, characterized by minimal government intervention, tax cuts, privatization, and deregulation of labour markets
- education department — the department of a local authority that is concerned with education, or the government department concerned with education
- educational quotient — a numerical measure of an educational system's effectiveness, based on standardized test scores, graduation rate, and other factors.
- edward the confessor — Saint, 1002?–66, English king 1042–66: founder of Westminster Abbey.
- effective computable — (theory) A term describing a function for which there is an effective algorithm that correctly calculates the function. The algorithm must consist of a finite sequence of instructions.
- electoral boundaries — the way that a country or area is divided for the purposes of voting in an election
- electrocardiographic — Of or pertaining to an electrocardiogram (ECG) or electrocardiograph.
- electrode efficiency — the ratio of the amount of metal deposited in an electrolytic cell to that theoretically deposited according to Faraday's laws
- electroencephalogram — A test or record of brain activity produced by electroencephalography.
- electrohydrodynamics — (physics) the study of the dynamics of electrically conducting fluid.
- electromagnetic pump — a device for pumping liquid metals by placing a pipe between the poles of an electromagnet and passing a current through the liquid metal
- electromagnetic unit — any unit that belongs to a system of electrical cgs units in which the magnetic constant is given the value of unity and is taken as a pure number
- electromagnetic wave — a wave of energy propagated in an electromagnetic field
- electromotive series — a series of the metals, together with hydrogen, ranged in the order of their electrode potentials
- electronic footprint — data that identifies a computer that has connected to a particular website
- electronic signature — electronic proof of a person's identity
- electrophysiological — Of or pertaining to electrophysiology.
- electroshock therapy — a form of shock therapy in which electric current is applied to the brain
- elementary education — the first six to eight years of a child's education