Definition of sheathing in US English:



  • Protective casing or covering.

    • ‘It has protean ocular manifestations and may present with a spectrum of ocular signs, including anterior and posterior uveitis, retinal vascular sheathing, and optic disc abnormalities.’
    • ‘The sheathing forms what is called the blood-thymus barrier, preventing antigen contamination of developing and programmed T lymphocytes.’
    • ‘I protect the cord with three layers of sheathing, a fluid bath to take up shock, plus a bony housing.’
    • ‘Military engineers would choose the site, but specialists known in the British army as ‘tin boatmen’ because of the metal sheathing of the pontoons would construct it.’
    • ‘The sheathing had beautiful carvings of the Heaven Dragon and Phoenix, flying around 2 characters in the middle, her own name.’
    • ‘Where excess sheathing has been removed, a piece cut from another anchor installation can be used to cover the extra exposed strand.’
    • ‘The power cable has some UV-reactive blue mesh on it, while the shorter lengths of cable are covered in a UV-reactive blue plastic sheathing.’
    • ‘It turns out that the bacterium that causes leprosy directly damages a protective sheathing, made of the protein myelin, around many nerve cells.’
    • ‘We run each bit of riser through our fingers, checking visually and by feel for any cuts, snags or bumps which might indicate a problem with the Kevlar lines beneath their protective sheathing.’
    • ‘The power, reset, and front LED buttons have all been wrapped neatly by clear sheathing.’
    • ‘Make sure that only the uncut sheathing is clamped at this opening.’
    • ‘We assigned scores of 0 to missing feathers, and scores of 1.0 to newly replaced feathers with flakes of sheathing at their base.’
    • ‘What that freezer needs is new insulation, a new compressor, new condenser, new ducting, new wiring, new motors, new mounts, new hinges, new sheathing.’
    • ‘She took the combat knife, turning it over in her hands and stroking curious finger pads along the rubberised waterproof sheathing.’
    casing, covering, sheath, wrapper, wrapping, cover, envelope, sleeve, housing, jacket, capsule, folder
    View synonyms