unaudible

the recording was so poor, the speaker's voice was completely unaudible.

due to the loud music, his whispered instructions were unaudible to everyone.

the feedback on the microphone made the presenter's words unaudible.

with the wind howling, the warnings from the coast guard were unaudible.

the distant thunder was initially unaudible, then grew into a roar.

lost in the crowd, his pleas for help were unaudible to those nearby.

the engine noise rendered the pilot's instructions unaudible to the ground crew.

the static on the radio made the dispatcher's message unaudible.

the professor's voice, muffled by the mask, was often unaudible in the back row.

the subtle changes in the data were unaudible to the untrained ear.

the faint signal from the satellite was unaudible without specialized equipment.