audibleness
/ˈɔːdəbəlnəs/
noun
- The quality or state of being audible; the ability to be heard.
- We tested the audibleness of the alarm from different rooms in the house.
- The audibleness of the speaker's voice was improved by the microphone.
- The audibleness of the whisper was so low that only the person next to her could hear it.