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18-letter words containing c, u, r, i, o

  • red mercuric oxide — a slightly crystalline, water-soluble, poisonous compound, HgO, occurring as a coarse, orange-red powder (red mercuric oxide) or as a fine, orange-yellow powder (yellow mercuric oxide) used chiefly as a pigment in paints and as an antiseptic in pharmaceuticals.
  • reduction division — the first division of meiosis in which the number of chromosomes is reduced to half the original number.
  • reduction strategy — (theory)   An algorithm for deciding which redex(es) to reduce next. Different strategies have different termination properties in the presence of recursive functions or values. See string reduction, normal order reduction, applicative order reduction, parallel reduction
  • reference counting — (programming)   A garbage collection technique where each memory cell contains a count of the number of other cells which point to it. If this count reaches zero the cell is freed and its pointers to other cells are followed to decrement their counts, and so on recursively. This technique cannot cope with circular data structures. Cells in such structures refer (indirectly) to themselves and so will never have a zero reference count. This means they would never be reclaimed, even when there are no references from outside the structure.
  • reproduction proof — repro proof.
  • resurrection plant — a desert plant, Selaginella lepidophylla, occurring from Texas to South America, having stems that curl inward when dry.
  • resuscitation room — an intensive care unit
  • revolution counter — a device for counting or recording the number of revolutions made by a rotating shaft, as of a motor or engine.
  • roman architecture — buildings in style of ancient Rome
  • rubbish collection — the collection of domestic refuse for disposal
  • running commentary — non-stop description of sth
  • scottish deerhound — one of a Scottish breed of large, tall hunting dogs having a medium-length, wiry, gray or reddish-fawn coat, originally developed for hunting and bringing down deer, and known as the royal dog of Scotland.
  • second triumvirate — the coalition and joint rule of the Roman Empire by Antony, Lepidus, and Octavian, begun in 43 bc
  • secondary industry — manufacturing, services, etc.
  • security of tenure — (in Britain) the right of a tenant to continue to occupy a dwelling or site unless the landlord obtains a court order for possession of the property or termination of the tenancy agreement
  • self-instructional — pertaining to or constituting learning materials and conditions arranged so that students can proceed to learn on their own with little or no supervision.
  • self-preoccupation — the state of being preoccupied.
  • semiprecious stone — See at semiprecious.
  • sexual intercourse — genital contact, especially the insertion of the penis into the vagina followed by orgasm; coitus; copulation.
  • shotgun microphone — a directional microphone with a narrow-angle range of sensitivity.
  • shrubby cinquefoil — a small shrub, Potentilla fruticosa, of the rose family, native to the Northern temperate region, having pinnate leaves and numerous, showy, bright-yellow flowers.
  • shugart associates — (company)   The disk drive company, founded by Alan F. Shugart, which developed SCSI. Alan left Shugart Associates in 1974 [did he quit or was he fired?]. Shugart Associates was bought, and eventually shut down by Xerox.
  • silvery cinquefoil — any of several plants belonging to the genus Potentilla, of the rose family, having yellow, red, or white five-petaled flowers, as P. reptans (creeping cinquefoil) of the Old World, or P. argentea (silvery cinquefoil) of North America.
  • six-finger country — an isolated area considered as being inhabited by people who practise inbreeding
  • small claims court — a special court established to handle small claims or debts, usually without the services of lawyers.
  • small-claims court — a special court established to handle small claims or debts, usually without the services of lawyers.
  • sodium bicarbonate — a white, crystalline, water-soluble solid, in powder or granules, NaHCO 3 , usually prepared by the reaction of soda ash with carbon dioxide or obtained from the intermediate product of the Solvay process by purification: used chiefly in the manufacture of sodium salts, baking powder, and beverages, as a laboratory reagent, as a fire extinguisher, and in medicine as an antacid.
  • solubility product — the maximum number of undissociated ions, of an electrolyte in a saturated solution, capable at a given temperature of remaining in equilibrium with the undissolved phase of the solution.
  • special prosecutor — (formerly) an independent counsel.
  • spectrofluorimeter — an instrument in which the spectrum of secondarily emitted fluorescent light is used to identify chemical compounds.
  • statutory sick pay — the pay an employee is legally entitled to when sick
  • student councillor — a student who is a member of a council or body representing the interests of students at a school, university or college
  • subatomic particle — physics:
  • subordinate clause — a clause that modifies the principal clause or some part of it or that serves a noun function in the principal clause, as when she arrived in the sentence I was there when she arrived or that she has arrived in the sentence I doubt that she has arrived.
  • subsidiary company — a company whose controlling interest is owned by another company.
  • summary proceeding — a mode of trial authorized by statute to be held before a judge without the usual full hearing.
  • superior vena cava — See under vena cava.
  • supporting actress — an actress playing a supporting role
  • symmetric function — a polynomial in several indeterminates that stays the same under any permutation of the indeterminates.
  • take out insurance — take out insurance against something
  • teacher evaluation — the process of vetting teachers to maintain teaching standards
  • tertiary education — education, following secondary education at a school, at a college or university
  • the uncircumcision — the gentiles
  • theodore gericault — (Jean Louis André) Théodore [zhahn lwee ahn-drey tey-aw-dawr] /ʒɑ̃ lwi ɑ̃ˈdreɪ teɪ ɔˈdɔr/ (Show IPA), 1791–1824, French painter.
  • thermionic current — an electric current produced by the flow of thermions.
  • thermoluminescence — phosphorescence produced by the heating of a substance.
  • thioarsenious acid — any of a group of hypothetical acids, H3AsS3, HAsS2, and H4As2S5, known only in the forms of their salts
  • thiosulphuric acid — an unstable acid known only in solutions and in the form of its salts. Formula: H2S2O3
  • to close your mind — If you close your mind to something, you deliberately do not think about it or pay attention to it.
  • to cross your mind — If you say that an idea or possibility never crossed your mind, you mean that you did not think of it.
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