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17-letter words containing i, s, r

  • associative array — (programming)   (Or "hash", "map", "dictionary") An array where the indices are not just integers but may be arbitrary strings.
  • assyro-babylonian — of or relating to Assyria and Babylonia.
  • astral projection — the departure of the astral body from the physical body, in order to travel to the astral plane
  • astronomical unit — a unit of distance used in astronomy equal to the mean distance between the earth and the sun. 1 astronomical unit is equivalent to 1.495 × 1011 metres or about 9.3 × 107 miles
  • astronomical year — year (def 4b).
  • asymmetrical bars — a set of parallel bars, having one bar fixed at 230 cm (7 ft, 6 in) and the other at 150 cm (4 ft, 11 in), used by women gymnasts
  • 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 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.
  • 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
  • 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.
  • 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
  • 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.
  • 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
  • barbed-wire grass — an aromatic grass, Cymbopogon refractus, with groups of seed heads resembling barbed wire
  • barber of seville — Italian Il barbiere di Siviglia. a comic opera (1816) by Gioacchino Rossini based on a comedy (1775) by Beaumarchais.
  • barmecide (feast) — a pretended feast with no food
  • barrel distortion — distortion of an image produced by an optical system that causes straight lines at image margins to bulge outwards
  • barrow-in-furness — an industrial town in NW England, in S Cumbria. Pop: 47 194 (2001)
  • bartholin's gland — either of two small glands near the vaginal opening: during sexual excitement they secrete a mucous lubricating substance
  • base lending rate — a minimum interest rate on which financial institutions base the rates they use for lending
  • baseboard heating — a heating system by pipes, through which steam or hot water circulates, near the base of the walls of rooms
  • basic proposition — protocol (def 6).
  • basic service set — (networking)   (BSS) A wireless local area network and all the wireless devices (e.g. PCs and laptops) that are associated with it. A BSS may or may not include an access point and is identified by a BSSID.
  • bathroom fittings — plumbing fixtures or accessories suitable for use in a bathroom
  • be a box of birds — to be very well indeed
  • be running scared — If you say that a person or group is running scared, you mean that they are frightened of what someone might do to them or what might happen.
  • be sitting pretty — If you say that someone is sitting pretty, you mean that they are in a good, safe, or comfortable position.
  • be well rid of sb — If you say that someone is well rid of someone, you think it is good that the person has gone because you did not like them or you think they caused a lot of problems.
  • beat one's brains — to try hard to remember, understand, or solve something
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