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.
      1913 webster

            the mother of sisera looked out at a window, and
            cried through the lattice.            --judg. v. 28.
      1913 webster

   2. her. the representation of a piece of latticework used
      as a bearing, the bands being vertical and horizontal.
      1913 webster

   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.
      pjc

   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.
      1913 webster
see also:
latten lath latticework crystal lattice space lattice lattice bridge 
lattice girder lattice plant ouvirandra fenestralis ouvirandra berneriana aponogeton