The Collaborative International Dictionary
Responseless
Responseless \Re*sponse"less\, a. Giving no response.
Wiktionary
responseless
a. Having or producing no response.
Usage examples of "responseless".
The gorgeous inhabitants of Dom-Bradden-petaled, tasseled, tufted, and fluttering with hundreds of tendrils and shoots--were bent over the circuit tracers and inventory processors, tapping the responseless keyboards and gazing into the blank screens with the intensity of Imperial guards on a mission from Palpatine himself.
These questions Rotha had asked herself a hundred times, and through the responseless hours of the long days and longer nights of more than a week she had lived on somehow, somehow, somehow.