1. capable of expanding or tending to expand; having the quality of spreading outward or increasing in size
Usage: formal; often used in medical or technical contexts
2. relating to or characterized by expansion; tending to cause expansion
Usage: medical/technical

Examples

• The expansile properties of the material allow it to stretch without tearing.
• An expansile lesion was detected in the patient's bone during the scan.
• The gas has expansile force that pushes against the container walls.
• Doctors noted the expansile nature of the tumor as it grew.
• The expansile foam fills gaps and hardens quickly.
• Heat gives the metal expansile characteristics.