inaudible

not-comparable

Unable to be heard or not loud enough to be heard.

Japanese Meaning

聞こえない、または音量が十分でなく、聴こえるほどの大きさでない

The speaker's inaudible comment caused confusion among the audience.

その話者の一言は小さすぎて聞こえず、聴衆の間に混乱を引き起こした。

Sense（1）

Unable to be heard or not loud enough to be heard.

Dogs can hear this whistle, but for people it is inaudible.