chyron UK /ˈkaɪɹɒn/US /ˈkaɪɹɑn/noun 1verb 1forms 3 noun1 •(US) A set of graphics or words at the bottom of a television screen, sometimes unrelated to the current viewing content.Chyrons (electronically enlarged words or numbers superimposed on the screen) might be used to illustrate and compare budget figures or to emphasize a quote. — 1982 verb1 •(US) To display (material) on screen by this technology. formschyroned · chyroning · chyrons