[[wiki-architecture]] · [[Building Materials]] · [[ARCHITECTURE]] · [[000]] # Ply (layer) A ply is a layer of material which has been combined with other layers in order to provide strength. The number of layers is indicated by prefixing a number, for example 4-ply, indicating material composed of 4 layers. == Etymology == The word "ply" derives from the French verb plier, "to fold", from the Latin verb plico, from the ancient Greek verb πλέκω. == Examples == Yarn, where plying is a spinning technique to combine several fibres. Vehicle tires Plywood Toilet paper == References == - [[Professional Practice/Codes & Standards/National Building Code of India/Part 09 - Plumbing Services/Section 1 - Water Supply]] - [[Professional Practice/Codes & Standards/National Building Code of India/Part 09 - Plumbing Services/Section 4 - Gas Supply]] - [[Landscape/Surveying & Mapping]] - [[Professional Practice/Codes & Standards/National Building Code of India/Part 06 - Structural Design/Section 1 - Loads Forces and Effects]] - [[Design/Architectural Design/Space Planning]] - [[Professional Practice/Construction Management]] - [[Building Services/Building Automation]] - [[Digital Architecture]] - [[History and Theory/Temple Architecture/Stone Temples of India]] - [[Building Construction/Construction & Materials/Building Material/Insulation Materials]]