unhearable

Thesaurus

Adj.

1.

unhearable - impossible to hear; imperceptible by the ear; "an inaudible conversation"inaudibleimperceptible, unperceivable - impossible or difficult to perceive by the mind or senses; "an imperceptible drop in temperature"; "an imperceptible nod"; "color is unperceivable to the touch"quiet - free of noise or uproar; or making little if any sound; "a quiet audience at the concert"; "the room was dark and quiet"