in*au"di*ble*ness

Inaudible \In*au"di*ble\, a. [L. inaudibilis; pref. in- not + audire to hear: cf. F. unaudible. See In- not, and Audible.] Not audible; incapable of being heard; silent. -- In*au"di*ble*ness, n. -- In*au"di*bly, adv. [1913 Webster]