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24-letter words containing a, e, r, o, t, h

  • newton-raphson iteration — (algorithm)   An iterative algorithm for solving equations. Given an equation, f x = 0 and an initial approximation, x(0), a better approximation is given by: x(i+1) = x(i) - f(x(i)) / f'(x(i)) where f'(x) is the first derivative of f, df/dx. Newton-Raphson iteration is an example of an anytime algorithm in that each approximation is no worse than the previous one.
  • nongonococcal urethritis — a widespread sexually transmitted infection of the urethra, caused by the parasite Chlamydia trachomatis, or the mycoplasm Ureaplasma urealyticum, characterized in males by painful urination and discharge from the penis and in females by frequent, painful urination and cervical erosion. Abbreviation: NGU.
  • north equatorial current — a westward-flowing ocean current occurring N of the equator in the Atlantic and Pacific oceans.
  • northern mariana islands — a US commonwealth territory in the N Pacific, formerly part of the Trust Territory of the Pacific Islands (1947–87). Capital: Saipan island (Capitol Hill). Pop: 51 170 (2013 est). Area: 477 sq km (184 sq miles)
  • on the right/wrong track — If you are on the right track, you are acting or progressing in a way that is likely to result in success. If you are on the wrong track, you are acting or progressing in a way that is likely to result in failure.
  • one thing led to another — You say one thing led to another when you are explaining how something happened, but you do not really want to give the details or you think people will be able to imagine the details.
  • open shortest-path first — Open Shortest-Path First Interior Gateway Protocol
  • open system architecture — (operating system)   (OSA) A competitor to IBM's SNA.
  • optical character reader — the process or technology of reading data in printed form by a device (optical character reader) that scans and identifies characters. Abbreviation: OCR.
  • organization and methods — a systematic examination of an organization's structure, procedures, management and control, with a view to determining its comparative efficiency in achieving defined organizational aims
  • orographic precipitation — precipitation caused by the lifting of moist air over a mountain barrier.
  • other things being equal — If you say 'other things being equal' or 'all things being equal' when talking about a possible situation, you mean if nothing unexpected happens or if there are no other factors which affect the situation.
  • photomechanical transfer — a method of producing photographic prints or offset printing plates from paper negatives by a chemical transfer process rather than by exposure to light
  • physiological atmosphere — ecosphere.
  • plantation walking horse — one of a breed of saddle horses developed largely from Standardbred and Morgan stock.
  • pluck sth out of the air — If you say that someone plucks a figure, name, or date out of the air, you mean that they say it without thinking much about it before they speak.
  • polychlorinated biphenyl — PCB.
  • portable scheme debugger — (PSD) A package for source code debugging of R4RS-compliant Scheme under GNU Emacs by Kellom ?ki Pertti <[email protected]>. Version 1.1. Distributed under GNU GPL. It works with scm, Elk and Scheme->C.
  • preparatory to doing sth — If one action is done preparatory to another, it is done before the other action, usually as preparation for it.
  • private-key cryptography — (cryptography)   As opposed to public-key cryptography, a cryptographic method in which the same key is used to encrypt and decrypt the message. Private-key algorithms include the obsolescent Data Encryption Standard (DES), triple-DES (3DES), the Advanced Encryption Standard (AES), also known as Rijndael, Blowfish, Twofish RC2, RC4, RC5 and RC6. A problem with private-key cryptography is that the sender and the recipient of the message must agree on a common key via some alternative secure channel.
  • psychopathic personality — an antisocial personality characterized by the failure to develop any sense of moral responsibility and the capability of performing violent or antisocial acts
  • put the fear of god into — a distressing emotion aroused by impending danger, evil, pain, etc., whether the threat is real or imagined; the feeling or condition of being afraid. Synonyms: foreboding, apprehension, consternation, dismay, dread, terror, fright, panic, horror, trepidation, qualm. Antonyms: courage, security, calm, intrepidity.
  • put the show on the road — to set things in operation; start an activity, venture, etc.
  • put their heads together — to consult together
  • put two and two together — a cardinal number, 1 plus 1.
  • quadrature of the circle — the insoluble problem of constructing, by the methods of Euclidean geometry, a square equal in area to a given circle.
  • rational-emotive therapy — a form of therapy in which a patient is asked to reject irrational attitudes and assumptions in order to deal effectively with stressful situations.
  • recharge one's batteries — If you recharge a battery, you put an electrical charge back into the battery by connecting it to a machine that draws power from another source of electricity.
  • regular checking account — a checking account for which the monthly fee is usually based on the average balance maintained and the number of transactions recorded.
  • remote method invocation — (programming)   (RMI) Part of the Java programming language library which enables a Java program running on one computer to access the objects and methods of another Java program running on a different computer.
  • republic of south africa — Republic of, a country in S Africa; member of the Commonwealth of Nations until 1961. 472,000 sq. mi. (1,222,480 sq. km). Capitals: Pretoria and Cape Town.
  • research and development — the part of a commercial company's activity concerned with applying the results of scientific research to develop new products and improve existing ones
  • revolving charge account — a charge plan offerring revolving credit.
  • ricardian theory of rent — economic rent.
  • richard the lion-hearted — ("Richard the Lion-Hearted"; "Richard Coeur de Lion") 1157–99, king of England 1189–99.
  • ring down the curtain on — to give forth a clear resonant sound, as a bell when struck: The doorbell rang twice.
  • rocky mountain whitefish — mountain whitefish.
  • scalable vector graphics — (graphics, web)   A W3C standard for vector graphics, based on XML.
  • schizoaffective disorder — a psychotic disorder in which symptoms of schizophrenia and affective disorder occur simultaneously.
  • secondary school teacher — a person who teaches at a secondary school
  • see someone hanged first — to refuse absolutely to do what one has been asked
  • shadow foreign secretary — the member of the main opposition party in Parliament who would hold the office of Foreign Secretary if their party were in power
  • shenandoah national park — a national park in N Virginia, including part of the Blue Ridge mountain range. 302 sq. mi. (782 sq. km).
  • short-horned grasshopper — locust (def 1).
  • sign one's death warrant — to cause one's own destruction
  • skeleton in the cupboard — a scandalous fact or event in the past that is kept secret
  • south equatorial current — an ocean current, flowing westward, found near the equator in the Atlantic, Pacific, and Indian oceans.
  • southern cornstalk borer — the larva of a grass moth, Diatraea crambidoides, occurring in the southeastern U.S. from Maryland to Georgia, that is sometimes a serious pest, especially of corn.
  • standard housing benefit — a rebate of a proportion of a person's eligible housing costs paid by a local authority and calculated on the basis of level of income and family size
  • stereographic projection — a one-to-one correspondence between the points on a sphere and the extended complex plane where the north pole on the sphere corresponds to the point at infinity of the plane.
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