English to English

noun (n)

• the occurrence of a small flash or spark(noun.event)

  Synonym:
  glitter, sparkle
  

  source: wordnet30
• a sudden or striking display of brilliance(noun.cognition)

  Example:
  Coruscations of great wit.
  

  source: wordnet30
• A sudden flash or play of light.(noun)

  source: webster1913