Source : Webster's Revised Unabridged Dictionary (1913)

Eclat \E*clat"\, n. [F. ['e]clat a fragment, splinter,
   explosion, brilliancy, splendor, fr. ['e]clater to splinter,
   burst, explode, shine brilliantly, prob. of German origin;
   cf. OHG. sleizan to slit, split, fr. sl[=i]zan, G.
   schleissen; akin to E. slit.]
   1. Brilliancy of success or effort; splendor; brilliant show;
      striking effect; glory; renown. ``The eclat of Homer's
      battles.'' --Pope.

   2. Demonstration of admiration and approbation; applause.
      --Prescott.

Source : WordNet®

eclat
     n 1: enthusiastic approval; "the book met with modest acclaim";
          "he acknowledged the plaudits of the crowd"; "they gave
          him more eclat than he really deserved" [syn: {acclaim},
           {acclamation}, {plaudits}, {plaudit}]
     2: ceremonial elegance and splendor; "entered with much eclat
        in a coach drawn by eight white horses" [syn: {pomp}]
     3: brilliant or conspicuous success or effect; "the eclat of a
        great achievement"