Definition of "scintillation" in Englisch

noun

1. A flash of light; a spark.

2. (astronomy) The twinkling of a star or other celestial body caused by turbulence in the Earth's atmosphere.

3. (nuclear physics) The flash of light produced by something (especially a phosphor) when it absorbs ionizing radiation.

4. (figurative) A brief expression that is amusing or clever; witticism.