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24-letter words containing a, p, t, h, e, i

  • mathematical probability — the probability of an event consisting of n out of m possible equally likely occurrences, defined to be n/m
  • neutrosophic probability — (logic)   An extended form of probability based on Neutrosophy, in which a statement is held to be t true, i indeterminate, and f false, where t, i, f are real values from the ranges T, I, F, with no restriction on T, I, F or the sum n=t+i+f.
  • 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.
  • 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.
  • orographic precipitation — precipitation caused by the lifting of moist air over a mountain barrier.
  • parallel virtual machine — (parallel, networking, tool)   (PVM) 1. A software system designed to allow a network of heterogeneous machines to be used as a single distributed parallel processor. PVM was developed by the University of Tennessee, The Oak Ridge National Laboratory and the Emory University. 2. The intermediate language used by the Gambit compiler for Scheme.
  • 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.
  • 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 health insurance — insurance against the need for medical treatment as a private patient
  • 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
  • punch above one's weight — to do something that is considered to be beyond one's ability
  • 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 their heads together — to consult together
  • 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.
  • 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.
  • scalable vector graphics — (graphics, web)   A W3C standard for vector graphics, based on XML.
  • scholastic aptitude test — a standard assessment test for entry into college in the United States
  • shenandoah national park — a national park in N Virginia, including part of the Blue Ridge mountain range. 302 sq. mi. (782 sq. km).
  • skeleton in the cupboard — a scandalous fact or event in the past that is kept secret
  • sodium hexametaphosphate — See under Calgon.
  • special checking account — a checking account that requires no minimum balance but in which a small charge is made for each check issued or drawn and for monthly maintenance.
  • 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.
  • supportive psychotherapy — a type of psychotherapy that seeks to reduce psychological conflict and strengthen a patient's defenses through the use of various techniques, as reassurance, suggestion, counseling, and reeducation.
  • telephony user interface — (communications)   (TUI) Either a software interface to telephony (e.g. a phone-capable PC) or a DTMF-based interface to software (e.g. voicemail).
  • the realm of possibility — If you say that something is not beyond the realms of possibility, you mean that it is possible.
  • the villain of the piece — If you say that someone is the villain of the piece, you are saying in a slightly humorous way that they are seen by some people as the cause of all the trouble in a particular situation.
  • thompson sub-machine-gun — a .45 calibre sub-machine-gun
  • three-spined stickleback — a small teleost fish, Gasterosteus aculeatus, of the family Gasterosteidae, of rivers and coastal regions, having three spines along the back and occurring in cold and temperate northern regions
  • to keep something at bay — If you keep something or someone at bay, or hold them at bay, you prevent them from reaching, attacking, or affecting you.
  • to light the touch paper — if someone lights the touch paper or lights the blue touch paper, they do something which causes anger or excitement
  • trip the light fantastic — a journey or voyage: to win a trip to Paris.
  • trisodium orthophosphate — a sodium salt of orthophosphoric acid having the formula Na3PO4
  • ultra low sulphur diesel — a type of diesel fuel that has a low sulphur content
  • variable pitch propeller — a propeller in which the angle of the blades with regard to air flow can be adjusted while it is in operation
  • what are you playing at? — If you ask what someone is playing at, you are angry because you think they are doing something stupid or wrong.
  • within spitting distance — If one place is within spitting distance of another, they are very close to each other.
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