1. plural of infilling; material or substance used to fill in a gap, space, or cavity
Usage: commonly used in construction, geology, and dentistry
2. the process or act of filling in gaps or spaces, especially in urban development or building
Usage: often used in architecture and urban planning contexts

Examples

• The dental infillings were made of composite resin.
• The construction crew used various infillings to seal the cracks in the foundation.
• Urban infillings have transformed vacant lots into new residential areas.
• The geologist examined the infillings between the rock layers.
• Proper infillings are essential for maintaining the structural integrity of the building.
• The architect specified high-quality infillings for the renovation project.