scintillate: Meaning and Definition of

scin•til•late

1. to emit sparks.
2. to sparkle; flash: a mind that scintillates with brilliance.
3. to twinkle, as the stars.
4. (of a spot of light or image on a radar display) to shift rapidly around a mean position.
1. (of the amplitude, phase, or polarization of an electromagnetic wave) to fluctuate in a random manner.
2. (of an energetic photon or particle) to produce a flash of light in a phosphor by striking it.

1. to emit as sparks; flash forth.