ETYM French éclat a fragment, splinter, explosion, brilliancy, splendor, from éclater to splinter, burst, explode, shine brilliantly, prob. of German origin; cf. Old High Germ. sleizan to slit, split, from slîzan, German schleissen; akin to Eng. slit.
Brilliant or conspicuous success or effect.
Publicity; dazzling effect; brilliance; applause; brilliancy; brilliant achievement; acclaimed success; exposure, especially scandalous.