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13-letter words containing o, d, i, u

  • redial button — a button on a telephone, allowing the user to dial a number again
  • redissolution — the act of redissolving
  • reduplication — the act of reduplicating; the state of being reduplicated.
  • rendezvousing — an agreement between two or more persons to meet at a certain time and place.
  • ring compound — a compound whose structural formula contains a closed chain or ring of atoms; a cyclic compound. Compare cyclic (def 3).
  • rio da duvida — former name of Roosevelt, Río.
  • rock hounding — the activity of searching for and collecting rocks, fossils, or minerals.
  • rogue dialler — a dial-up connection placed on a computer without the user's knowledge which, when the user tries to connect to the internet, automatically connects to a premium-rate phone number
  • rough diamond — gemstone: uncut diamond
  • round herring — any of several herringlike fishes of the family Dussumieriidae having a rounded abdomen, living chiefly in tropical marine waters.
  • round-tripper — a home run.
  • roundtripping — a form of trading in which a company borrows a sum of money from one source and takes advantage of a short-term rise in interest rates to make a profit by lending it to another
  • ruggedization — the act or process of making something rugged
  • running board — a small ledge, step, or footboard, formerly beneath the doors of an automobile, to assist passengers entering or leaving the car.
  • running order — The running order of the items in a broadcast, concert, or show is the order in which the items will come.
  • rutherfordium — a superheavy, synthetic, radioactive element with a very short half-life. Symbol: Rf; atomic number: 104.
  • scoping study — a preliminary study to define the scope of a project
  • second cousin — a child of a first cousin of one's parent. Compare cousin (def 1).
  • selenous acid — a colorless, transparent, crystalline powder, H2SeO3, soluble in water and used as a reagent
  • self-delusion — the act or fact of deluding oneself.
  • self-doubting — lacking in confidence
  • self-occupied — to take or fill up (space, time, etc.): I occupied my evenings reading novels.
  • semiautomated — partially automated.
  • semiconductor — a substance, as silicon or germanium, with electrical conductivity intermediate between that of an insulator and a conductor: a basic component of various kinds of electronic circuit element (semiconductor device) used in communications, control, and detection technology and in computers.
  • serendipitous — come upon or found by accident; fortuitous: serendipitous scientific discoveries.
  • sex education — Sex education is education in schools on the subject of sexual activity and sexual relationships.
  • shoulder-high — A shoulder-high object is as high as your shoulders.
  • sidereal hour — a 24th part of a sidereal day
  • soda fountain — a counter, as in a restaurant or drugstore, at which sodas, ice cream, light meals, etc., are served.
  • sodium borate — borax1 .
  • sodium iodide — a colorless or white, crystalline, deliquescent, water-soluble solid, NaI, used chiefly in the manufacture of photographic emulsions, in organic synthesis, and as a disinfectant in veterinary medicine.
  • solidungulate — having a single, undivided hoof on each foot, as a horse.
  • sound barrier — Also called sonic barrier, transonic barrier. (not in technical use) a hypothetical barrier to flight beyond the speed of sound, so postulated because aircraft undergo an abruptly increasing drag force induced by compression of the surrounding air when traveling near the speed of sound.
  • sound library — a collection of sounds stored on file (for example on CDs, DVDs, or as digital audio files)
  • sound ranging — a method for determining the distance between a point and the position of a sound source by measuring the time lapse between the origin of the sound and its arrival at the point.
  • sounding lead — a line weighted with a lead or plummet (sounding lead) and bearing marks to show the length paid out, used for sounding, as at sea.
  • sounding line — a line weighted with a lead or plummet (sounding lead) and bearing marks to show the length paid out, used for sounding, as at sea.
  • soundproofing — materials used to make something soundproof
  • soup-and-fish — a man's formal evening clothes.
  • south shields — a seaport in Tyne and Wear, in NE England, at the mouth of the Tyne River.
  • south windsor — a town in N Connecticut.
  • splendiferous — splendid; magnificent; fine.
  • spot reducing — the usually futile effort to exercise one part of the body, as the thighs, in hopes of reducing the amount of fat stored in that area.
  • student union — a building or rooms on a college or university campus, set aside for recreational, social, and governmental activities of the students.
  • subdelegation — a group or body of delegates: Our club sent a delegation to the rally.
  • subeditorship — the position or office of a subeditor
  • subindication — the act or process of subindicating
  • subordination — the act of placing in a lower rank or position: The refusal to allow women to be educated was part of society's subordination of women to men.
  • subordinative — placed in or belonging to a lower order or rank.
  • subsidization — to furnish or aid with a subsidy.
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