The act of reading data back from a location where it has been stored.(noun)
The repetition of a message one has received, in order to acknowledge it.(noun)
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Use "readback" in a sentence
""readback" mistake not noticed by the London City tower controller."
"So, I was web wandering .. because at the moment the pile of notebooks looks too intimidating, The readback was several minutes “How the hell did I write myself into that corner?”, and the list of “Other writing projects,” the ones I keep near at hand when the novel starts eating my brain, is a little higher and scarier than I want it to be right now."
"Federal Aviation Administration spokesman Jim Peters said the agency is reviewing the "pilot readback error.""