Origin of audible
Examples from the Web for audibly
If the crowd started to audibly sing one of his songs, he would lose track of the vocal and launch into screams of encouragement.I'm Not Country or Pop. I'm Just Pure Garth Brooks.|David Masciotra|September 10, 2014|DAILY BEAST
“His tone of voice, too, was audibly less forceful than it normally is,” Givens continued.Christie’s Body Language Suggests He Didn’t Believe What He Said|Lloyd Grove|January 10, 2014|DAILY BEAST
Al Gore may have beaten George W. Bush on points in their first debate in 2000, but he audibly sighed.
By the end of the episode, the two shared a short, but sweet kiss, silencing the frustrated fans and making America audibly "aww."
Another had been broached, and the men were both visibly and audibly in their cups.The Boss of Taroomba|E. W. Hornung
"Good-by, old home," said he audibly, as he waved his hand in a farewell gesture.Ralph Granger's Fortunes|William Perry Brown
Extinct, almost, in modern machine-ridden cities, here they visibly and audibly prevailed.Far to Seek|Maud Diver
The men of the household mourn in silence, as it is not fitting that the man should audibly express his sorrow in public.India, Its Life and Thought|John P. Jones
The Senator spoke with a clear, sonorous voice, no doubt with a twang, but so audibly as to satisfy the room in general.The American Senator|Anthony Trollope