1. plural of audibleness; the quality or state of being able to be heard
Usage: rare; typically used in formal or technical contexts

Examples

• The audiblenesses of the different instruments in the orchestra varied depending on their position on stage.
• Engineers tested the audiblenesses of various alarm frequencies to ensure public safety.
• The audiblenesses of whispered conversations in the library were surprisingly distinct.
• Researchers measured the audiblenesses of bird calls across different forest habitats.