1. a protective covering or casing, especially one made of metal, wood, or other material
2. the boards or panels used to cover the frame of a building before applying siding or roofing
Usage: construction
3. a layer of material used to protect cables, wires, or pipes
Usage: technical

Examples

• The copper sheathing on the ship’s hull protected it from marine borers.
• Workers installed plywood sheathing over the wall studs.
• The electrical cable had a plastic sheathing to prevent damage.
• Metal sheathing covered the building’s exterior framework.
• The roof sheathing provided a solid base for the shingles.
• Protective sheathing surrounded the underground pipes.