WordNet
auditory apparatus
n. all of the components of the organ of hearing including the outer and middle and inner ears
Usage examples of "auditory apparatus".
How could a creature without auditory apparatus respond to sound waves?
With auditory apparatus the size of trees, the hare could have heard him clearly from the top of the final jungle-draped ridge.
They know that the Sagoths have a spoken language, but they cannot comprehend it, or how it manifests itself, since they have no auditory apparatus.