0%

17-letter words containing a, r, n

  • at one's own risk — If you tell someone that they are doing something at their own risk, you are warning them that, if they are harmed, it will be their own responsibility.
  • at swords' points — ready to quarrel or fight
  • at their own game — If you beat someone at their own game, you use the same methods that they have used, but more successfully, so that you gain an advantage over them.
  • attachment theory — a set of concepts that explain the emergence of an emotional bond between an infant and primary caregiver and the way in which this bond affects the child’s behavioral and emotional development into adulthood. See also attachment (def 3a).
  • attainment target — a general defined level of ability that a pupil is expected to achieve in every subject at each key stage in the National Curriculum
  • attendance centre — (in Britain) a place at which young offenders are required to attend regularly instead of going to prison
  • attendance record — the record of how often a person has attended an institution such as a school
  • attorneys-in-fact — a person authorized by power of attorney to act on the authorizer's behalf outside a court of law.
  • attraction sphere — centrosphere (sense 1)
  • audience research — research into the make-up and habits of the audience of a particular television or radio programme or network
  • audio description — a facility provided for visually impaired people in which a film, television programme, or play is described through audio technology
  • audubon's warbler — a common North American wood warbler, Dendroica coronata, having yellow spots on the rump, crown, and sides, including a white-throated eastern subspecies (myrtle warbler) and a yellow-throated western subspecies (Audubon's warbler)
  • augmented reality — an artificial environment created through the combination of real-world and computer-generated data
  • australia antigen — an antigen present in the blood of some persons with one form of hepatitis
  • australia current — a branch of the South Equatorial Current flowing SW from around Fiji to the E coast of Australia and then S along the coast.
  • australian ballot — an official ballot listing candidates for election to public office and issues, levies, etc., distributed inside the polling place to be marked by the voter in secret: it originated in Australia and is widely used in the U.S.
  • australian kelpie — one of an Australian breed of medium-sized sheepherding dogs having a short, harsh, straight coat in a combination of colors that can include black, red, tan, fawn, chocolate, or smoke blue, probably developed by crossbreeding between the border collie and dingo.
  • australian salute — a movement of the hand and arm made to brush flies away from one's face
  • australopithecine — any of various extinct apelike primates of the genus Australopithecus and related genera, remains of which have been discovered in southern and E Africa. Some species are estimated to be over 4.5 million years old
  • authoritativeness — having due authority; having the sanction or weight of authority: an authoritative opinion.
  • authority control — the establishment and maintainance of consistent forms of terms, as of names, subjects, and titles, to be used as headings in bibliographic records.
  • autocorrelational — Of or pertaining to autocorrelation.
  • automatic writing — writing performed without apparent intent or conscious control, especially to achieve spontaneity or uncensored expression.
  • average deviation — a measure of dispersion, computed by taking the arithmetic mean of the absolute values of the deviations of the functional values from some central value, usually the mean or median.
  • aviation industry — a collective term for the companies involved in air transport
  • avogadro constant — the number of atoms or molecules in a mole of a substance
  • avogadro's number — the constant, 6.022 × 10 23 , representing the number of atoms, molecules, or ions in one mole of a substance. Symbol: N. Compare gram-atom, gram molecule.
  • avoirdupois pound — a pound weighing 16 ounces
  • axis of ordinates — y-axis (def 1).
  • axis-of-ordinates — y-axis (def 1).
  • babi yar symphony — a symphony (1962) by Dimitri Dimitrievich Shostakovich.
  • babinski's reflex — a reflex extension of the great toe with flexion of the other toes, evoked by stroking the sole of the foot: normal in infants but otherwise denoting central nervous system damage.
  • bachelor's button — any of several plants of a genus (Centaurea) of the composite family, that have scaly, vase-shaped bracts below the white, pink, or blue flowers; esp., the cornflower and knapweed
  • bachelor's-button — any of various plants with round flower heads, especially the cornflower.
  • back on the rails — If something is back on the rails, it is beginning to be successful again after a period when it almost failed.
  • background report — a report on someone or something that sheds light on their background, esp a report on the background of a person convicted of a crime before they are sentenced by a judge
  • backward analysis — (theory)   An analysis to determine properties of the inputs of a program from properties or context of the outputs. E.g. if the output of this function is needed then this argument is needed. Compare forward analysis.
  • backward chaining — (algorithm)   An algorithm for proving a goal by recursively breaking it down into sub-goals and trying to prove these until facts are reached. Facts are goals with no sub-goals which are therefore always true. Backward training is the program execution mechanism used by most logic programming language like Prolog. Opposite: forward chaining.
  • bacon's rebellion — an unsuccessful uprising by frontiersmen in Virginia in 1676, led by Nathaniel Bacon against the colonial government in Jamestown.
  • bacteriorhodopsin — a purple protein containing retinal and found in the plasma membrane of certain bacteria (genus Halobacterium): it directly supplies electrochemical energy from sunlight
  • baden-wurttemberg — a state of SW Germany. Capital: Stuttgart. Pop: 53 938 (2003 est). Area: 35 742 sq km (13 800 sq miles)
  • baggage screening — the procedure whereby baggage is electronically screened at an airport before it is allowed on the plane
  • balance of nature — the stable state in which natural communities of animals and plants exist, maintained by adaptation, competition, and other interactions between members of the communit ies and their nonliving environment
  • balance of terror — military deterrence based on the possession of weapons of mass destruction by opponents in a conflict
  • balanced literacy — a method of teaching reading in which phonics and whole language approaches are both used to maximize student learning.
  • bald-faced hornet — any large, stinging paper wasp of the family Vespidae, as Vespa crabro (giant hornet) introduced into the U.S. from Europe, or Vespula maculata (bald-faced hornet or white-faced hornet) of North America.
  • bangalore torpedo — an explosive device in a long metal tube, used to blow gaps in barbed-wire barriers
  • banking principle — the principle that bank notes are a form of credit and should be issued freely in order to maintain an elastic currency.
  • bankruptcy estate — all of the interests that a debtor has at the start of a bankruptcy case
  • barbed wire fence — a fence constructed from strong wire that has sharply pointed barbs at close intervals along its length
Was this page helpful?
Yes No
Thank you for your feedback! Tell your friends about this page
Tell us why?