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22-letter words containing d, r, o, l, n

  • de broglie wave length — the postulate of wave mechanics that a particle of mass m moving at a velocity v will have the properties of a wave of wavelength h / mv (de Broglie wavelength) where h is Planck's constant.
  • decompartmentalization — the act of decompartmentalizing
  • delaunay triangulation — (mathematics, graphics)   (After B. Delaunay) For a set S of points in the Euclidean plane, the unique triangulation DT(S) of S such that no point in S is inside the circumcircle of any triangle in DT(S). DT(S) is the dual of the voronoi diagram of S.
  • delayed-action shutter — a camera shutter that opens after an interval set by the photographer
  • deoxyribonucleoprotein — any of a class of nucleoproteins that yield DNA upon partial hydrolysis.
  • descriptive cataloging — the aspect of cataloging concerned with the bibliographic and physical description of a book, recording, or other work, accounting for such items as author or performer, title, edition, and imprint as opposed to subject content.
  • developmental disorder — any condition, such as autism or dyslexia, that appears in childhood and is characterized by delay in the development of one or more psychological functions, such as language skill
  • diachronic linguistics — historical linguistics.
  • dicyclopentadienyliron — ferrocene (def 1).
  • digital control system — (systems)   (DCS) A digital computer used for real-time control of a dynamic system, usually in an industrial environment, possibly as part of a Supervisory Control and Data Acquisition (SCADA) system. A DCS samples feedback from the system under control and modifies the control signals in an attempt to achieve some desired behaviour. Analysis of such digital-analogue feedback systems can involve mathematical methods such as difference equations, Laplace transforms, z transfer functions, state space models and state transition matrices.
  • digital radio mondiale — (communications)   (DRM) A form of monaural digital broadcast using carrier frequencies below 30 MHz. DRM uses MPEG-4 AAC Main Profile and SBR at data rates of 16-25 kbps.
  • dihydroxyphenylalanine — dopa.
  • dilation and curettage — a surgical method for the removal of diseased tissue or an early embryo from the lining of the uterus by means of scraping.
  • direct public offering — A direct public offering is stock offered directly for sale to investors by a company without the use of underwriters or brokers.
  • directional derivative — the limit, as a function of several variables moving along a given line from one specified point to another on the line, of the difference in the functional values at the two points divided by the distance between the points.
  • directional microphone — a microphone that has a greater sensitivity to sounds coming from a particular area in front of it: used to eliminate unwanted sounds.
  • disciplinary committee — a committee charged with examining alleged breaches of discipline within an organization, profession, etc and adjudicating on them
  • dishonorable discharge — the discharge of a person from military service for an offense more serious than one for which a bad-conduct discharge is given.
  • don't hold your breath — sth is unlikely to happen soon
  • earn one's daily bread — to earn one's living
  • economy-class syndrome — Economy-class syndrome is a serious medical condition caused by blood clots in the legs moving up to the lungs; used especially in connection with long-haul flights.
  • end transmission block — (character)   (ETB) The mnemonic for ASCII character 23.
  • enhanced parallel port — (hardware)   (EPP) A parallel port that confirms to the IEEE's EPP standard. An EPP is actually an expansion bus that can handle 64 disk drives and other peripherals.
  • experimental condition — one of the distinct states of affairs or values of the independent variable for which the dependent variable is measured in order to carry out statistical tests or calculations
  • federal crop insurance — insurance against the failure of certain crops provided to farmers and producers by the Federal Government
  • ferdinand von zeppelin — Count Ferdinand von [fer-di-nahnt fuh n] /ˈfɛr dɪˌnɑnt fən/ (Show IPA), 1838–1917, German general and aeronaut: designer and manufacturer of the zeppelin.
  • fetal alcohol syndrome — a pattern of birth defects caused by maternal consumption of alcohol during pregnancy: considered as one of the fetal alcohol spectrum disorders. Abbreviation: FAS.
  • fitzgerald contraction — the hypothesis that a moving body exhibits a contraction in the direction of motion when its velocity is close to the speed of light.
  • forced place insurance — Forced place insurance is insurance taken out by a bank or creditor on an uninsured debtor's behalf on a property that is being used as collateral.
  • forth modification lab — (event)   (FORML) A Forth conference held every November on the West coast of the USA ().
  • four-hundred-day clock — a clock that needs to be wound once a year, having the works exposed under a glass dome and utilizing a torsion pendulum.
  • gallamine triethiodide — a neuromuscular blocking drug, C 30 H 60 I 3 N 3 O 3 , similar to curare, used as a skeletal muscle relaxant in conjunction with surgical anesthesia.
  • generalized coordinate — Usually, generalized coordinates. one of a minimum set of coordinates needed to specify the state or position of a given system.
  • gloria in excelsis deo — the hymn beginning, in Latin, Gloria in Excelsis Deo, “Glory in the highest to God,” and in the English version, “Glory be to God on high.”.
  • gold-exchange standard — a monetary system in one country in which currency is maintained at a par with that of another country that is on the gold standard.
  • golden needle mushroom — enoki.
  • golden-crowned kinglet — a yellowish-green kinglet, Regulus satrapa, of North America, having a yellow or orange patch on the top of the head.
  • gravitational redshift — (in general relativity) the shift toward longer wavelengths of electromagnetic radiation emitted by a source in a gravitational field, especially at the surface of a massive star.
  • great glen of scotland — Glen More
  • green around the gills — the respiratory organ of aquatic animals, as fish, that breathe oxygen dissolved in water.
  • gridiron-tailed lizard — zebra-tailed lizard.
  • gross national product — the total monetary value of all final goods and services produced in a country during one year. Abbreviation: GNP.
  • harvard classification — a classification of stars based on the characteristic spectral absorption lines and bands of the chemical elements present
  • hexahydroxycyclohexane — inositol.
  • hold the purse stringshold the purse strings, to have the power to determine how money shall be spent.
  • hook, line, and sinker — a curved or angular piece of metal or other hard substance for catching, pulling, holding, or suspending something.
  • horn-rimmed spectacles — spectacles with rims made of material resembling horn
  • hospital administrator — a person who works in the management team of a hospital
  • house of bernarda alba — a drama (1941) by Federico García Lorca.
  • hybrid multiprocessing — (parallel)   (HMP) The kind of multitasking which OS/2 supports. HMP provides some elements of symmetric multiprocessing, using add-on IBM software called MP/2. OS/2 SMP was planned for release in late 1993.
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