Definition of lath in English:


Pronunciation /laθ//lɑːθ/

nounPlural laths

  • 1A thin flat strip of wood, especially one of a series forming a foundation for the plaster of a wall.

    • ‘Pollen traps constructed from petroleum jelly on microscope slides were attached to vertical wooden laths facing the direction of the prevailing wind.’
    • ‘That's the condition you will wish to duplicate, and this can be done with slatted frames made of furring strips on which laths are tacked one half inch apart.’
    • ‘The arch, which frames the stage like a massive soccer goal, was made by master craftsmen using laths and plaster.’
    • ‘A grid of supple oak laths was laid flat, then gradually lowered over 15 weeks to its undulating form.’
    • ‘The laths occur in bundles or packets with low angle boundaries between the laths.’
    • ‘In the manner of handbows of the same period, early Western crossbows featured wood laths and long power strokes (compared to later examples.)’
    • ‘An on-the-spot verification revealed that various construction materials like pipes, trusses, joists and ceiling laths were gathering rust on the ground in the project's campus.’
    • ‘Most ceilings are held in position by the adherence of the plaster to wooden laths, which are nailed to joists above.’
    • ‘Materials are carefully chosen to create a calm and welcoming atmosphere for instance, oiled oak floor and balustrades, white stained pine laths in ceilings.’
    • ‘The shell consists of two double layers of 40 x 20 mm softwood laths at 400 mm centres pin-jointed together with more than 1000 bolts.’
    • ‘A motorcycle and sidecar stood somewhat incongruously outside a yurt, a large domed tent constructed of sections of felt stitched over a framework of laths.’
    • ‘The whole of this side is clad in larch laths, penetrated by entrance doors and strips of windows that reflect the arrangements of the individual families.’
    • ‘Porous woven ceilings under the tile roofs are made of local wood laths woven in the traditional way as they often are in fences and partitions.’
    • ‘I broke these wood laths over my knee and nailed them onto the cardboard to make a frame.’
    • ‘The first thing you should do is cut three laths from a length of 3in x 1 ½ in timber.’
    joist, purlin, girder, spar, support, strut, stay, brace, scantling, batten, transom, lintel, stringer, baulk, board, timber, plank, rafter
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    1. 1.1mass noun Laths collectively as a building material.
      as modifier ‘a lath and plaster wall’
      • ‘Our choice would be to remove just the plaster and screw three-eighth-inch drywall directly onto the lath.’
      • ‘It's finished in the sense that there are paneled walls and not just exposed beams and studs and lath.’
      • ‘In these areas, the layers of plaster are pulling away from the underlying strips of wood lath which support it.’
      • ‘If you are nailing over a lath and plaster ceiling, longer nails may be needed.’
      • ‘Other materials sold by the bundle include things like wooden stakes, lath and wooden shims.’
      • ‘Fasten the corners of the gypsum lath or wallboard to the existing lath behind the plaster.’
      • ‘They tested four-person suites with an assortment of options, such as restored or new flooring, restored or replaced windows, and restored plaster and lath walls or new veneered plaster walls.’
      • ‘The wall insulation is subsequently covered with lath and plaster.’
      • ‘First, a scratch coat is troweled onto the lath; the plaster oozes through the lath and grips the backing when it hardens.’
      • ‘A ‘scratch coat’ of Portland cement and sand is then plastered onto the lath and allowed to dry.’
      • ‘Cut lath and plaster with a reciprocating saw fitted with a coarse, wood-cutting blade.’
      • ‘The lath-and-plaster technique involves constructing a frame with rebar and attaching diamond metal lath (the same lath used for plastering walls) with tie wire to the frame.’
      • ‘The roof of a one-time fine farmstead is falling in, a gable end collapsed, lath and plaster rotting - romantic?’
      beam, wooden beam, spar, pole, plank, batten, board, joist, rafter
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[with object]
  • Cover with laths.


Old English lætt, of Germanic origin; related to Dutch lat and German Latte, also to lattice.