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18-letter words containing s, e, t, l

  • assignment problem — (mathematics, algorithm)   (Or "linear assignment") Any problem involving minimising the sum of C(a, b) over a set P of pairs (a, b) where a is an element of some set A and b is an element of set B, and C is some function, under constraints such as "each element of A must appear exactly once in P" or similarly for B, or both. For example, the a's could be workers and the b's projects. The problem is "linear" because the "cost function" C() depends only on the particular pairing (a, b) and is independent of all other pairings.
  • ast computers, llc — (company)   The private company formed in January 1999 when Mr. Beny Alagem, the former chairman of Packard Bell NEC, Inc., bought the name and intellectual property of AST Research, Inc.. AST Computers, LLC provide hardware, software, and services for small US businesses. Address: Los Angeles, CA, USA.
  • at someone's elbow — very close to someone; easy to reach
  • at the last minute — almost too late
  • athletic supporter — jockstrap
  • australian doubles — an unusual formation in doubles in which the server's partner is positioned on the same side of the court as the server.
  • australian terrier — a small wire-haired breed of terrier similar to the cairn
  • australopithecines — Plural form of australopithecine.
  • axiological ethics — the branch of ethics dealing primarily with the relative goodness or value of the motives and end of any action.
  • axis of revolution — an axis in a plane, about which an area is revolved to form a solid of revolution.
  • bachelor's-buttons — any of various plants of the daisy family with button-like flower heads
  • back in the saddle — at work again
  • ballistic pendulum — a device consisting of a large mass hung from a horizontal bar by two rods, used to measure the velocity of an object, as a bullet, by retaining the object upon impact, its velocity being a function of the displacement of the mass.
  • banded rattlesnake — timber rattlesnake.
  • barium thiosulfate — a white, crystalline, water-insoluble, poisonous solid, BaS 2 O 3 ⋅H 2 O, used chiefly in the manufacture of explosives, matches, paints, and varnishes.
  • basal conglomerate — a conglomerate deposited on an erosion surface and constituting the bottom layer of a stratigraphic series.
  • basket-handle arch — an arch having a symmetrical form drawn from an odd number of radii in excess of one, which increase in length from the springing toward the center.
  • bats-in-the-belfry — a hairy Eurasian campanulaceous plant, Campanula trachelium, with bell-shaped blue-purple flowers
  • battleground-state — a state of the U.S. in which the Democratic and Republican candidates both have a good chance of winning and that is considered key to the outcome of a presidential election: the swing states of Ohio and Indiana.
  • be lost in thought — If you are lost in thought, you give all your attention to what you are thinking about and do not notice what is going on around you.
  • be lost on someone — If advice or a comment is lost on someone, they do not understand it or they pay no attention to it.
  • bells and whistles — additional features or accessories which are nonessential but very attractive
  • berkeley softworks — (company)   The company that wrote Graffiti and a similar scheme for the Commodore 64 (made it very Macintosh-like) and the Commodore 128 (which could multitask).
  • best-ball foursome — a match, scored by holes, between two pairs of players, in which the score of the lower scoring member of each pair is taken as their score for the hole.
  • bilateral symmetry — the property of an organism or part of an organism such that, if cut in only one plane, the two cut halves are mirror images of each other
  • bill of quantities — a document drawn up by a quantity surveyor providing details of the prices, dimensions, etc, of the materials required to build a large structure, such as a factory
  • biological parents — the biological mother and father of a child
  • bird's-foot violet — a North American violet (Viola pedata) having divided leaves and large blue or purple flowers
  • bitwise complement — The bitwise complement of a bit field is a bit field of the same length but with each zero changed to a one and vice versa. This is the same as the ones complement of a binary integer.
  • biz-core stability — (security)   Internet security products which secure the business core.
  • black lives matter — a political and social movement originating among African Americans, emphasizing basic human rights and racial equality for black people and campaigning against various forms of racism. Abbreviations: BLM, B.L.M.
  • black-necked stork — a large Australian stork, Xenorhyncus asiaticus, having a white plumage, dark green back and tail, and red legs
  • blanche of castile — ?1188–1252, queen consort (1223–26) of Louis VIII of France, born in Spain. The mother of Louis IX, she acted as regent during his minority (1226–36) and his absence on a crusade (1248–52)
  • bloggs family, the — An imaginary family consisting of Fred and Mary Bloggs and their children. Used as a standard example in knowledge representation to show the difference between extensional and intensional objects. For example, every occurrence of "Fred Bloggs" is the same unique person, whereas occurrences of "person" may refer to different people. Members of the Bloggs family have been known to pop up in bizarre places such as the DEC Telephone Directory. Compare Mbogo, Dr. Fred.
  • blue-plate special — an inexpensive restaurant meal served at a fixed price on a large plate, originally blue
  • board of elections — a bipartisan board appointed usually by local authorities and charged with control of elections and voting procedure.
  • boole's inequality — the theorem that the probability of several events occurring is less than or equal to the sum of the probabilities of each event occurring.
  • borosilicate glass — any of a range of heat- and chemical-resistant glasses, such as Pyrex, prepared by fusing together boron(III) oxide, silicon dioxide, and, usually, a metal oxide
  • bottle-nosed whale — any of various beaked whales of the family Hyperoodontidae, characterized by a bulbous forehead, especially Hyperoodon ampullatus of the North Atlantic.
  • bottlenose dolphin — any dolphin of the genus Tursiops, esp T. truncatus, some of which have been kept in captivity and trained to perform tricks
  • breast enlargement — a surgical procedure to increase the size of a woman's breasts
  • breathe one's last — When someone breathes their last, they die.
  • brightness control — a control that enables the brightness of the image on a television screen, computer monitor, etc to be adjusted
  • building materials — materials such as bricks, cement, timber, etc
  • built-in self test — (BIST) The technique of designing circuits with additional logic which can be used to test proper operation of the primary (functional) logic.
  • bullnose stretcher — bull stretcher (def 1).
  • bullnose-stretcher — Also called bullnose stretcher. a brick having one of the edges along its length rounded for laying as a stretcher in a sill or the like.
  • butler's sideboard — a sideboard, often with a fall front, having on its top a china cabinet with glazed doors.
  • call into question — to raise a question or doubt about
  • call to the colors — call or order to serve in the armed forces
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