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17-letter words containing s, a

  • 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 someone's feet — as someone's disciple
  • at someone's hand — from
  • at swords' points — ready to quarrel or fight
  • at the expense of — If you achieve something at the expense of someone, you do it in a way which might cause them some harm or disadvantage.
  • at the request of — in accordance with the specific demand or wish of (someone)
  • at the service of — To be at the service of a person or organization means to be available to help or be used by that person or organization.
  • athlete's village — an area of accommodation for competitors taking part in a sports event
  • attention-seeking — intended to make people take notice
  • 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
  • audio-visual aids — training or educational materials directed at both the sense of hearing and the sense of sight; films, recordings, photographs, etc., used in classroom instruction, library collections, or the like.
  • 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)
  • aurea mediocritas — the golden mean.
  • 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.
  • automated testing — (testing)   Software testing assisted with software tools that require no operator input, analysis, or evaluation.
  • autonomous syntax — an approach of generative grammar in which the syntactic component of a grammar is viewed as existing or operating independently of the semantic component and abstract syntactic representation is not equivalent to semantic representation.
  • autonomous system — (networking, routing)   (AS) A collection of routers under a single administrative authority, using a common Interior Gateway Protocol for routing packets.
  • autosensitization — autoimmunization.
  • auxiliary storage — secondary storage.
  • average seek time — (storage)   The mean time it takes to move the head of a disk drive from one track to another, averaged over the source and destination cylinders. Usually measured in milliseconds (ms). The average seek time gives a good measure of the speed of the drive in a multi-user environment where successive read/write request are largely uncorrelated. Ten ms is common for a hard disk and 200 ms for an eight-speed CD-ROM.
  • 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 abscissas — x-axis (def 1).
  • axis of ordinates — y-axis (def 1).
  • axis-of-abscissas — x-axis (def 1).
  • axis-of-ordinates — y-axis (def 1).
  • babe in the woods — a baby or child.
  • 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.
  • baby-doll pyjamas — frilly pyjamas with short pants and no sleeves
  • 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 degree — A bachelor's degree is a first degree awarded by universities.
  • 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.
  • 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.
  • 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
  • baggage screening — the procedure whereby baggage is electronically screened at an airport before it is allowed on the plane
  • bahia de cochinos — Spanish name of Bay of Pigs.
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