audible
Technical or formal term for sounds that can be heard; often used in fields like acoustics or broadcasting.
This frequency is outside the audible range.
可聴信号を検出する装置。
A device that detects audible signals.
audibility
audio frequency; audible frequency
audible distance
Standard kanji form for 'audible'.
Compound of 可 (ka, 'possible') and 聴 (chō, 'hearing'), literally 'hearable'. The exact historical derivation is uncertain, but the spelling is conventionally associated with audibility.