1. the quality or state of being unable to be felt or touched; intangibility
Usage: formal; often used in philosophical or abstract contexts

Examples

• The impalpability of emotions makes them difficult to measure scientifically.
• Philosophers have long debated the impalpability of the human soul.
• The impalpability of air does not diminish its importance to life.
• She struggled to describe the impalpability of her grief to others.
• The impalpability of light waves was a mystery until modern physics explained them.
• Despite its impalpability, the presence of gravity shapes our entire universe.