respeaker
n.— «In live closed-captioned broadcasts, staffers called respeakers translate the original audio content into speech-recognition software that creates the closed captions.» —“NHK to add closed captions to Olympics” Yomiuri Shimbun (Japan) Aug. 13, 2004. (source: Double-Tongued Dictionary)
Further reading
What if, instead of being an inanimate object, a dictionary were alive? That’s the idea behind a lavishly illustrated new children’s book called The Dictionary Story (Bookshop|Amazon) by Oliver Jeffers and Sam Winston. This is part of a...
A Kentucky listener says her father often prefaced statements with the phrase I tell you what’s the truth. This regionalism appears in the Dictionary of Southern Appalachian English (Bookshop|Amazon). A shorter version is I’ll tell you...