Coruscation /(k?r`?s-k?"sh?n)/
Cor·us·ca·tion
Coruscation
n.
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A sudden flash or play of light.
A very vivid but exceeding short-lived splender, not to call t a little coruscation.
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A flash of intellectual brilliancy.
He might have illuminated his times with the incessant corcations of his genius.