noun
1. the occurrence of a small flash or spark
• Derivationally related forms: ↑coruscate, ↑sparkly (for: ↑sparkle), ↑sparkle (for: ↑sparkle), ↑glittery (for: ↑glitter)
• Hypernyms: ↑flash
2. a sudden or striking display of brilliance
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coruscations of great wit
• Derivationally related forms: ↑coruscate
• Hypernyms: ↑brilliance, ↑genius
Useful english dictionary. 2012.