scintillation

The act of scintillating.

A spark; a flash.

Rapid variation in the light of a celestial body caused by turbulence in Earth’s atmosphere; a twinkling.

A flash of light produced in a phosphor by absorption of an ionizing particle or photon.

The act of scintillating, or emitting sparks or spark-like flashes of light; the act of sparkling.

A flash; a spark.

Specifically, the twinkling or tremulous motion of the light of the larger fixed stars.

The act of scintillating.

A spark or flash emitted in scintillating.

A flash of light; a spark