Definition of chyron
: a caption superimposed over usually the lower part of a video image (as during a news broadcast) I sometimes fantasize about spending the rest of my life studying them. CNN and Fox News would then have me on whenever there was a major hummingbird story. The chyron would identify me as “Christopher Buckley—Hummingbird Authority.” — Christopher Buckley
Origin and Etymology of chyron
after the Chyron Corporation, American manufacturer in the 1970's of a character-generating device that created such captions
First Known Use: 1990
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