1. the quality or capacity of being able to be dilated or expanded
Usage: often used in medical, scientific, or technical contexts

Examples

• The dilatability of the blood vessels allows them to adjust blood flow in response to exercise.
• Doctors assess the dilatability of the esophagus to diagnose swallowing disorders.
• The material's dilatability makes it useful for applications requiring flexibility.
• Lung dilatability is an important measure of respiratory health.
• The dilatability of the pupil helps ophthalmologists examine the retina.