1. the quality or state of being infusible; inability to be melted or fused
Usage: technical

Examples

• The infusibleness of the ceramic material made it ideal for high-temperature applications.
• Scientists studied the infusibleness of various metal alloys under extreme heat.
• The infusibleness of the compound was tested in the laboratory furnace.
• Due to its infusibleness, the substance maintained its structure even at 2000 degrees.
• The infusibleness of certain minerals makes them valuable in industrial processes.