Scintillation (noun)

1. A sparkling or twinkling, especially of stars or light reflected from a bright surface.
2. A flash or momentary glitter; a brief spark or burst of light.
3. A brief and sudden outburst of excitement, wit, or brilliance.

Origin:

From latin scintillare (to sparkle), from scintilla (spark).

Examples:

1. The scintillation of the stars filled the sky.
2. The scintillation of the crystal was like a hundred tiny fireflies.
3. Her speech was a scintillation of wit and humor.
4. His jokes are full of scintillations of wisdom.
5. The sudden scintillation of the fireflies made the night magical.