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21-letter words containing s, t, d

  • differential calculus — the branch of mathematics that deals with differentials and derivatives.
  • differential windlass — a pair of hoisting drums of different diameter turning at the same rate, such that a pulley suspended below them on a line wound on the larger drum and unwound from the smaller drum is raised with mechanical advantage.
  • diffusion coefficient — the rate at which a diffusing substance is transported between opposite faces of a unit cube of a system when there is unit concentration difference between them
  • digital videocassette — a videocassette containing magnetic tape used for high-fidelity digital recording or playback of video. Abbreviation: DVC.
  • disassortative mating — the reproductive pairing of individuals that have traits more dissimilar than would likely be the case if mating were random (contrasted with assortative mating).
  • discretionary account — an account in which the stockbroker is allowed complete control over the purchase and sale of securities on the customer's behalf.
  • discriminant function — a linear function of measurements of different properties of an object or event that is used to assign the object or event to one population or another (discriminant analysis)
  • disestablishmentarian — a person who favors the separation of church and state, especially the withdrawal of special rights, status, and support granted an established church by a state; an advocate of disestablishing a state church.
  • disk operating system — DOS.
  • displacement activity — a behavior performed out of its usual context and apparently irrelevant to the prevailing situation, as eating when an unknown individual approaches, tending to occur when appropiate behaviors, as attacking or fleeing, are in conflict or obstructed.
  • display advertisement — an advertisement designed to attract attention by using devices such as conspicuous or elegant typefaces, graphics, etc
  • disruptive technology — A disruptive technology is a new technology, such as computers and the Internet, which has a rapid and major effect on technologies that existed before.
  • dissociative disorder — a mental disorder, as multiple personality, characterized by sudden temporary alteration in consciousness, identity, or motor behavior.
  • distant early warning — a US radar detection system to warn of missile attack
  • distinctiveness ratio — the ratio of the relative frequency of some event in a given sample to that in the general population or another relevant sample
  • distinguished-looking — having a dignified and attractive appearance
  • distributed processes — (DP) The first concurrent language based on remote procedure calls.
  • distributed smalltalk — ["The Design and Implementation of Distributed Smalltalk", J. Bennett, SIGPLAN Notices 22(12):318-330 (Dec 1980)].
  • distribution function — (of any random variable) the function that assigns to each number the probability that the random variable takes a value less than or equal to the given number.
  • distributive property — Mathematics. the property that terms in an expression may be expanded in a particular way to form an equivalent expression.
  • divine right of kings — the doctrine that the right of rule derives directly from God, not from the consent of the people.
  • double predestination — the doctrine that God has foreordained both those who will be saved and those who will be damned.
  • double spanish burton — a tackle having one standing block and two running blocks, giving a mechanical advantage of five, neglecting friction.
  • downhole safety valve — A downhole safety valve is a piece of safety equipment used inside a well, which isolates wellbore pressure and fluid if something bad happens.
  • draft once reuse many — (jargon)   (DORUM) Reusing parts of a document to produce parts of an entirely new document. The term normally refers to text documents but the practise is equally common in programming.
  • easier said than done — difficult to do
  • eastern daylight time — a time zone applicable to many eastern areas of the United States during the summer months, being a daylight-saving variant of Eastern Standard Time
  • eastern standard time — See under standard time.
  • eccles-jordan circuit — flip-flop
  • educational sociology — the application of sociological principles and methods to the solution of problems in an educational system.
  • electric displacement — the electric flux density when an electric field exists in free space into which a dielectric is introduced
  • electric flux density — Electric flux density is electric flux passing through a unit area perpendicular to the direction of the flux.
  • emd enterprises, inc. — (company)   A software development and consulting firm specialising in database and client-server applications.
  • empire state building — New York City skyscraper
  • endoplasmic reticulum — an extensive intracellular membrane system whose functions include synthesis and transport of lipids and, in regions where ribosomes are attached, of proteins
  • environmental studies — a university course studying the environment and related issues
  • epidemic encephalitis — any type of widespread encephalitis caused by various viruses
  • extensible vax editor — (text, tool)   (EVE) A DEC product implemented using DEC's Text Processing Utility (TPU).
  • ferric sodium oxalate — an emerald-green, crystalline, extremely water-soluble salt, used in photography and blueprinting.
  • financial times index — one of the indexes of share prices produced by the Financial Times, especially the Financial Times Stock Exchange 100 Index
  • first-dollar coverage — insurance that provides payment for the full loss up to the insured amount with no deductibles.
  • first-round financing — First round financing is the first time a new company raises money from investors.
  • five civilized tribes — the Cherokees, Chickasaws, Choctaws, Creeks, and Seminoles of the Indian Territory
  • flip someone the bird — give someone the finger (see phrase under finger)
  • food conversion ratio — a ratio expressing the weight of food required to produce a unit gain in the live weight of an animal
  • food standards agency — the full form of FDA
  • foot-in-mouth disease — the habit of making inappropriate, insensitive, or imprudent statements.
  • foreign correspondent — a correspondent, as for a periodical, assigned to send back articles and news dispatches from a foreign country for publication.
  • fraudulent conversion — conversion committed with the intent to defraud
  • french fried potatoes — a more formal name for chips
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