1. Synthetic or natural textile materials used in civil engineering and construction to improve soil stability, drainage, and erosion control.
Usage: technical; usually plural or used as mass noun; common in civil engineering and landscaping

Examples

• Geotextiles are installed beneath roads to prevent soil erosion and improve drainage.
• The construction crew used geotextiles to stabilize the embankment along the highway.
• Geotextiles help separate different soil layers while allowing water to pass through.
• Landscape architects often recommend geotextiles under gravel pathways to reduce weed growth.
• The dam project relied on geotextiles to reinforce the foundation and control seepage.
• Geotextiles are made from polypropylene or polyester fibers woven into sheets.