responsiveness
//rɪˌspɒnsɪvnəs//
Noun
responsivenessSingular
1
The quality or state of reacting quickly and positively to something or someone.
The company is known for its responsiveness to customer feedback.
2
The degree to which a system, device, or person adapts or adjusts to changes or stimuli.
The responsiveness of the new software to user input has greatly improved.