20-letter words containing g, r
- degree of difficulty — a rating which reflects the difficulty of the manoeuvre or action an athlete is attempting to perform in sports such as gymnastics and diving, and which is factored into the final score
- demographic timebomb — a predicted shortage of school-leavers and consequently of available workers, caused by an earlier drop in the birth rate, resulting in an older workforce
- department of energy — the department of the U.S. federal government that sets forth and maintains the national energy policy, including energy conservation, environmental protection, etc. Abbreviation: DOE.
- descriptive geometry — the study of the projection of three-dimensional figures onto a plane surface
- determinate cleavage — cell division in a fertilized or unfertilized egg resulting in daughter cells that are no longer able to produce a complete embryo by themselves
- developing-out paper — a sensitized printing paper requiring development in order to bring out the image. Abbreviation: D.O.P.
- diamond in the rough — a diamond in its natural state
- dictionary catalogue — a catalogue of the authors, titles, and subjects of books in one alphabetical sequence
- differential housing — the casing that houses the differential of a motor vehicle
- differential pricing — a situation in which different prices are charged for the same product or service
- digital data service — (communications) (DDS) The class of service offered by telecommunications companies for transmitting digital data as opposed to voice.
- digital media player — Digital Technology. a portable electronic device or a software program that plays and stores digital audio or video files in various formats.
- digital service unit — data service unit
- dinitrogen tetroxide — a colourless gaseous substance that exists in equilibrium with nitrogen dioxide. As the temperature is reduced the proportion of the tetroxide increases. Formula: N2O4
- 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 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.
- disciplinary hearing — a hearing at which the conduct of a member of an organization, profession etc is examined and a punishment may be handed down
- dispersion hardening — the strengthening of an alloy as a result of the presence of fine particles in the lattice
- disruptive discharge — the sudden, large increase in current through an insulating medium resulting from complete failure of the medium under electrostatic stress.
- 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
- drive a hard bargain — be tough negotiator
- drug delivery system — A drug delivery system is a system that is used as a medium or carrier for administering a pharmaceutical product to a patient.
- drum and bugle corps — a marching band of drum players and buglers.
- early modern english — the English language represented in printed documents of the period starting with Caxton (1476) and ending with Dryden (1700).
- early sunday morning — a painting (1930) by Edward Hopper.
- early warning system — Military. a network of radar installations designed to detect enemy aircraft or missiles in time for the effective deployment of defense systems.
- early-warning system — Military. a network of radar installations designed to detect enemy aircraft or missiles in time for the effective deployment of defense systems.
- ecological footprint — a mark left by the shod or unshod foot, as in earth or sand.
- eight queens problem — eight queens puzzle
- electrocardiographic — Of or pertaining to an electrocardiogram (ECG) or electrocardiograph.
- electroencephalogram — A test or record of brain activity produced by electroencephalography.
- 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
- electronic signature — electronic proof of a person's identity
- electrophysiological — Of or pertaining to electrophysiology.
- elizabeth of hungary — Saint. 1207–31, Hungarian princess who devoted herself to charity and asceticism. Feast day: Nov 17 and 19
- estrela mountain dog — a sturdy well-built dog of a Portuguese breed with a long thick coat and a thick tuft of hair round the neck, often used as a guard dog
- evening primrose oil — an oil, obtained from the seeds of the evening primrose, that is claimed to stimulate the production of prostaglandins
- every bit as good as — You say that one thing is every bit as good, interesting, or important as another to emphasize that the first thing is just as good, interesting, or important as the second.
- examining magistrate — (in some countries with inquisitorial legal systems) a judge who investigates cases and decides whether there is a case to answer in court
- fair-trade agreement — an agreement or contract between a manufacturer and a retailer to sell a branded or trademarked product at no less than a specific price: legally prohibited after 1975.
- fight fire with fire — a state, process, or instance of combustion in which fuel or other material is ignited and combined with oxygen, giving off light, heat, and flame.
- fight for one's life — Someone who is fighting for their life is making a great effort to stay alive, either when they are being physically attacked or when they are very ill.
- finite state grammar — a simplified form of transformational grammar devised by Noam Chomsky
- first-cause argument — an argument for the existence of God, asserting the necessity of an uncaused cause of all subsequent series of causes, on the assumption that an infinite regress is impossible.
- fission-track dating — the dating of samples of minerals by comparing the tracks in them by fission fragments of the uranium nuclei they contain, before and after irradiation by neutrons
- fixed-rate financing — a loan system in which the amount paid back does not fluctuate according to interest rated
- flight data recorder — a recording device that records relevant data during an aircraft's flight