noun (n)

• enthusiastic approval(noun.communication)

  Example:
  They gave him more eclat than he really deserved.
  

  Synonym:
  acclaim, acclamation, plaudit, plaudits
  

  source: wordnet30
• ceremonial elegance and splendor(noun.attribute)

  Example:
  Entered with much eclat in a coach drawn by eight white horses.
  

  Synonym:
  pomp
  

  source: wordnet30
• brilliant or conspicuous success or effect(noun.attribute)

  Example:
  The eclat of a great achievement.
  

  source: wordnet30
• Brilliancy of success or effort; splendor; brilliant show; striking effect; glory; renown.(noun)

  source: webster1913