Lattice bridge

Lattice \Lat"tice\, n. [OE. latis, F. lattis lathwork, fr. latte
   lath. See {Latten}, 1st {Lath}.]
   1. Any work of wood, metal, plastic, or other solid material,
      made by crossing a series of parallel laths, or thin
      strips, with another series at a diagonal angle, and
      forming a network with openings between the strips; as,
      the lattice of a window; -- called also {latticework}.
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            The mother of Sisera looked out at a window, and
            cried through the lattice.            --Judg. v. 28.
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   2. (Her.) The representation of a piece of latticework used
      as a bearing, the bands being vertical and horizontal.
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   3. (Crystallography) The arrangement of atoms or molecules in
      a crystal, represented as a repeating arrangement of
      points in space, each point representing the location of
      an atom or molecule; called also {crystal lattice} and
      {space lattice}.
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   {Lattice bridge}, a bridge supported by lattice girders, or
      latticework trusses.

   {Lattice girder} (Arch.), a girder of which the wed consists
      of diagonal pieces crossing each other in the manner of
      latticework.

   {Lattice plant} (Bot.), an aquatic plant of Madagascar
      ({Ouvirandra fenestralis}), whose leaves have interstices
      between their ribs and cross veins, so as to resemble
      latticework. A second species is {Ouvirandra Berneriana}.
      The genus is merged in {Aponogeton} by recent authors.
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Bridge \Bridge\ (br[i^]j), n. [OE. brig, brigge, brug, brugge,
   AS. brycg, bricg; akin to Fries. bregge, D. brug, OHG.
   brucca, G. br["u]cke, Icel. bryggja pier, bridge, Sw. brygga,
   Dan. brygge, and prob. Icel. br[=u] bridge, Sw. & Dan. bro
   bridge, pavement, and possibly to E. brow.]
   1. A structure, usually of wood, stone, brick, or iron,
      erected over a river or other water course, or over a
      chasm, railroad, etc., to make a passageway from one bank
      to the other.
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   2. Anything supported at the ends, which serves to keep some
      other thing from resting upon the object spanned, as in
      engraving, watchmaking, etc., or which forms a platform or
      staging over which something passes or is conveyed.
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   3. (Mus.) The small arch or bar at right angles to the
      strings of a violin, guitar, etc., serving of raise them
      and transmit their vibrations to the body of the
      instrument.
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   4. (Elec.) A device to measure the resistance of a wire or
      other conductor forming part of an electric circuit.
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   5. A low wall or vertical partition in the fire chamber of a
      furnace, for deflecting flame, etc.; -- usually called a
      {bridge wall}.
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   {Aqueduct bridge}. See {Aqueduct}.

   {Asses' bridge}, {Bascule bridge}, {Bateau bridge}. See under
      {Ass}, {Bascule}, {Bateau}.

   {Bridge of a steamer} (Naut.), a narrow platform across the
      deck, above the rail, for the convenience of the officer
      in charge of the ship; in paddlewheel vessels it connects
      the paddle boxes.

   {Bridge of the nose}, the upper, bony part of the nose.

   {Cantalever bridge}. See under {Cantalever}.

   {Draw bridge}. See {Drawbridge}.

   {Flying bridge}, a temporary bridge suspended or floating, as
      for the passage of armies; also, a floating structure
      connected by a cable with an anchor or pier up stream, and
      made to pass from bank to bank by the action of the
      current or other means.

   {Girder bridge} or {Truss bridge}, a bridge formed by
      girders, or by trusses resting upon abutments or piers.

   {Lattice bridge}, a bridge formed by lattice girders.

   {Pontoon bridge}, {Ponton bridge}. See under {Pontoon}.

   {Skew bridge}, a bridge built obliquely from bank to bank, as
      sometimes required in railway engineering.

   {Suspension bridge}. See under {Suspension}.

   {Trestle bridge}, a bridge formed of a series of short,
      simple girders resting on trestles.

   {Tubular bridge}, a bridge in the form of a hollow trunk or
      rectangular tube, with cellular walls made of iron plates
      riveted together, as the Britannia bridge over the Menai
      Strait, and the Victoria bridge at Montreal.

   {Wheatstone's bridge} (Elec.), a device for the measurement
      of resistances, so called because the balance between the
      resistances to be measured is indicated by the absence of
      a current in a certain wire forming a bridge or connection
      between two points of the apparatus; -- invented by Sir
      Charles Wheatstone.
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